Note: This article contains affiliate links. If you click on these links and make a purchase, I may earn a small commission at no extra cost to you. This helps support my research and content. Read my full affiliate disclosure here.
If your Infiniti FX35 feels rough at idle or transmits more vibration than it used to, the right engine mount can restore a smoother, quieter ride. Choosing the correct mount matters because it directly affects cabin vibration, drivetrain alignment, and long-term wear on related components. This guide covers the top shortlisted engine mounts for the Infiniti FX35, focusing on real-world durability and vibration isolation. Below we explain the evaluation criteria used and present our top picks for different priorities such as comfort and longevity.
Looking for other parts? See all Infiniti FX35 parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | Beck/Arnley 104-1521 Engine Mount |  |
| Most Popular A crowd favorite that many people choose with confidence | TRQ Engine Mount Set for Infiniti FX35, G35 and Nissan 350Z (2‑Piece) |  |
| Best Quality Built to a higher standard if you want something more solid | PATEWIN 5-Piece Engine Motor Mount Kit for 3.5L Nissan/Infiniti V6 |  |
| Best Budget The cheapest option that still gets the job done reliably | COOL STAR Engine Torque Strut Mount A7386 — Front Right Compatible with Infiniti QX60/JX35 (3.5L V6) |  |
| Most Sold A high-volume bestseller chosen again and again | A-Premium 5‑Piece Engine and Transmission Mount Kit for Nissan Altima 2.5L (2013–2015) |  |
| Best Value for Money The sweet spot between price and what you get | ENA Engine Mount Set Compatible with Nissan Altima 2.5L (2007–2017) |  |
| Best Overall The best all-around choice for most situations | iKer Engine Motor Mount Set for Nissan Altima 2.5L (2007–2017) |  |
1. Beck/Arnley 104-1521 Engine Mount
| Manufacturer | Beck/Arnley |
|---|---|
| Model | ENGINE MOUNT |
| Exterior | Machined |
The Beck/Arnley 104-1521 is a direct-fit replacement engine mount engineered to match factory form, fit and function for the intended applications. It is used where a worn or failed mount is causing vibration, engine movement, or drivetrain noise; installation typically involves supporting the engine, removing the old mount, and bolting this unit into the existing bracket points. Notable features include a factory-match hydraulic-style design and premium materials intended for harsh underhood conditions so it reduces engine vibration and restores stable alignment. The part comes from a brand focused on foreign nameplate fitment, so buyers can expect consistent hole locations and mounting orientation that minimize installation fiddling. Limitations are typical of replacement mounts: long-term durability depends on driving conditions and installation torque, and some users report the need to carefully align bolt holes during fitment. For a reliability-focused buyer replacing a failing mount on an Infiniti FX35, this offers a conservative, factory-oriented choice that prioritizes vibration control over sporty stiffness.
Best for: Reliability-focused buyers who prioritize restoring factory-level vibration control and stable engine mounting on an Infiniti FX35 and prefer conservative, long-term solutions.
Less Ideal for: Drivers seeking ultra-stiff performance mounts for aggressive driving or track use should consider performance-oriented alternatives.
- Factory-match design for correct fit and alignment
- Hydraulic-style construction that dampens engine vibration
- Made for harsh underhood conditions to resist degradation
- Consistent mounting points reduce installation adjustments
- Long-term durability depends on driving conditions and is not guaranteed by the listing
- May require careful engine support and alignment during installation
Verdict A conservative, factory-quality replacement that restores vibration control and correct fit for an Infiniti FX35 but is not a performance-style mount.
2. TRQ Engine Mount Set for Infiniti FX35, G35 and Nissan 350Z (2‑Piece)
| Manufacturer | TRQ |
|---|---|
| Quantity | 2 Piece |
| Fitment | Infiniti FX35, G35 and Nissan 350Z (listed years) |
This TRQ two-piece engine mount set replaces the left and right engine mounts on compatible Infiniti FX35, G35 and Nissan 350Z models and is intended as a direct-fit, factory-replacement style part. Installation is a typical DIY repair: support the engine with a jack, remove the old mounts and bolt the new assemblies in place; TRQ supplies installation videos to guide the process. In real-world use the mounts noticeably reduce engine shake and make the car feel smoother at idle and under acceleration. The machined exterior and preassembled components simplify alignment and cut install time compared with generic aftermarket pieces. Expect a mix of experiences across vehicles though, since some users report very durable performance while a small number have seen early failure on different models. Fitment and hardware details are generally correct but you may need common tools like deep metric sockets, extensions and a jack to complete the job. For someone who wants a convenient, direct-replacement option that restores ride comfort without aftermarket modification, this kit delivers good value, but plan to follow TRQ's installation guidance and inspect fasteners during fit-up.
Best for: Convenience-driven buyers who want a straightforward, direct-replacement solution to reduce engine vibration and restore a smoother ride without hunting down OEM parts.
Less Ideal for: Drivers seeking guaranteed OEM longevity for high-mileage or heavy-duty use should consider factory-quality replacements or professional-grade alternatives instead.
- Direct-fit design for Infiniti FX35, G35 and Nissan 350Z reduces the need for modifications
- Includes two mounts so both sides can be replaced together for balanced vibration control
- Preassembled components and machined exterior aid alignment and simplify installation
- Manufacturer provides DIY videos and fitment guidance to help non-professional installers
- Some buyers report premature failure on certain vehicle applications, so long-term durability varies
- Installation still requires engine support, deep metric sockets and moderate mechanical skill
Verdict A convenient, direct-fit replacement that restores ride comfort on FX35 and related V6 models, but with variable long-term durability across vehicles.
3. PATEWIN 5-Piece Engine Motor Mount Kit for 3.5L Nissan/Infiniti V6
| Set Name | Engine Motor Mount Kit (5PCS) |
|---|---|
| Manufacturer | PATEWIN |
| Fitment Engine | 3.5L V6 |
| Vehicle Fitment Note | Lists Nissan Altima, Maxima, Pathfinder and compatible Infiniti models |
This PATEWIN 5-piece engine motor mount kit supplies complete coverage of the engine mounting points to restore secure engine positioning and cut road and engine vibration. It is used as a direct-fit factory-replacement style kit for vehicles with the 3.5L V6 layout, replacing front, rear and torque strut mounts during a comprehensive service. Notable features listed include heavy-duty rubber bonded to high-strength steel and an OEM replacement fit claim, which in practice means the mounts aim to match factory mounting geometry and make installation straightforward for a professional or competent DIYer. In real-world use the kit noticeably reduces vibration and drivetrain movement under acceleration and braking, improving NVH and perceived refinement. Important limitations: a few reviewers reported occasional fitment variability and stiffer-than-stock rubber that can transmit more vibration in some chassis or require minor adjustments, so verify exact vehicle fit and inspect each piece before installation. The kit comes as a full set but may require a shop visit for proper alignment and torqueing on some models.
Best for: Performance-oriented owners seeking a full replacement kit to restore engine stability and reduce drivetrain movement while prioritizing a factory-style fit and durability.
Less Ideal for: Buyers who need guaranteed bumper-to-bumper compatibility without any risk of individual part variance or those who prefer a softer, comfort-focused mount should consider alternatives or have a professional verify fitment first.
- Complete 5-piece kit covers all critical engine mounting points for a single service visit
- Steel-and-rubber construction designed to absorb vibration and reduce noise
- Marketed as a direct factory-quality replacement for straightforward installation
- Generally positive user reports of reduced engine movement and improved comfort
- Some users reported fitment inconsistencies where an individual mount did not match factory threads or sizing
- Rubber appears firmer than original on some units which can transfer more vibration in certain chassis
- One-piece issues like threaded end pieces may require re-tightening or Loctite to avoid loosening over time
Verdict A complete, performance-oriented five-piece replacement kit that restores engine stability and reduces vibration when fitment is verified, but check each mount for size and hardness differences before installation.
4. COOL STAR Engine Torque Strut Mount A7386 — Front Right Compatible with Infiniti QX60/JX35 (3.5L V6)
| Mounting Type | Engine/Chassis Mount |
|---|---|
| Manufacturer | COOL STAR |
| Set Name | Single |
| Finish | Powder Coated |
| Included Components | 1 engine torque strut mount |
This COOL STAR torque strut mount is a budget-focused, direct-replacement front-right engine mount intended for 3.5L V6 Infiniti QX60/JX35 applications. It replaces factory part numbers such as 113504RA0A and comes as a single unit with a powder-coated finish. In everyday use it secures the engine against fore-aft movement and reduces vibration felt through the chassis when accelerating or decelerating. The mount installs in the stock location and is presented as a like-for-like fit for the specified model years, which simplifies DIY swaps or fast shop installs. Practical benefits include its low cost, straightforward one-piece design, and protective coating to resist surface corrosion. Limitations are typical of economy aftermarket mounts: long-term durability and NVH isolation may not match higher-end or OEM units, and buyers should verify year and engine fitment before ordering. The product ships without hardware, so expect to reuse factory bolts or procure replacements during installation.
Best for: Budget-conscious Infiniti owners focused on a low-cost, functional repair who prioritize getting the vehicle back on the road with a straightforward replacement.
Less Ideal for: Owners seeking the quietest ride or longest-lasting factory-quality isolation should consider higher-end or factory-quality mounts instead.
- Direct-replacement fit for specified 3.5L V6 Infiniti models, simplifying installation
- Low-cost option for budget repairs or emergency replacement
- Powder-coated finish provides basic corrosion resistance
- May not match OEM level of vibration isolation or long-term durability
- Sold as a single unit without extra installation hardware
Verdict A very affordable direct-replacement torque strut for Infiniti QX60/JX35 owners who need a quick, low-cost fix rather than a factory-grade long-term solution.
5. A-Premium 5‑Piece Engine and Transmission Mount Kit for Nissan Altima 2.5L (2013–2015)
| Vehicle fitment | Nissan Altima 2013–2015 L4 2.5L Sedan |
|---|---|
| Package contents | Front right mount, rear mount, transmission mount, front torque strut, rear torque strut |
| Manufacturer | A-Premium |
| Manufacturer part number | APEM809AM |
This five-piece mount kit replaces the front right and rear engine mounts, the transmission mount, and two torque strut mounts to restore engine support and reduce vibration. It is typically used when worn or failed mounts cause excessive engine movement, vibration through the cabin, or drivetrain noise. The kit is sold as complete hardware for a single vehicle side and is intended for direct fit installation on the specified sedan model. Notable features include multiple factory cross-reference part numbers and a full set that avoids sourcing individual pieces separately. In practice the kit should reduce engine shake and improve refinement after installation, and the included parts simplify repairs for a do-it-yourselfer or independent shop. Limitations are that this listing targets a specific Nissan Altima sedan configuration only, so compatibility must be verified against the vehicle reference numbers, and longevity will depend on installation quality and driving conditions.
Best for: Practical, risk-averse buyers who prioritize restoring factory-like NVH and want a matched replacement kit to limit parts-mismatch and installation uncertainty.
Less Ideal for: Shoppers looking for mounts for any vehicle other than the specified Nissan Altima sedan or those who prefer to replace only a single worn mount rather than a full kit.
- Complete five-piece kit eliminates the need to buy separate mounts
- Covers engine, transmission, and torque strut positions for comprehensive vibration control
- Lists multiple OEM cross-reference numbers for easier fit verification
- Sold as a matched set which simplifies repair planning for a single vehicle
- Fitment is specified to the Nissan Altima 2013–2015 2.5L sedan only, so it is not universal
- Contains parts that may be unnecessary on some trim levels which can lead to overbuying
Verdict A convenient matched five-piece replacement kit that restores engine support and reduces vibration for the specified Altima sedan, but confirm exact fitment before buying.
6. ENA Engine Mount Set Compatible with Nissan Altima 2.5L (2007–2017)
| Set Name | Nissan Altima 2.5L Engine Mount Set (2007-2017) |
|---|---|
| Manufacturer Part Number | ENAMMS138304 |
| OEM Part Numbers | A4340, A4339, A4353, A4350, 9465, 9446, 9809, 9444 |
This ENA mount kit supplies the transmission mount, front torque strut, rear motor mount, and front right motor mount as direct replacement pieces designed for the 2.5L Altima line. In typical use the set replaces worn mounts to restore cabin comfort, reduce engine movement under acceleration, and help prevent premature wear of related components. The parts are metal-and-rubber constructions intended to balance durability with vibration isolation, and the kit lists multiple OEM reference numbers for fit guidance. Practical benefits include having all four mounts in one package for a coordinated replacement job and a straightforward installation path for technicians familiar with the vehicle. Limitations are that the listing centers on Altima 2.5L fitment and OEM reference numbers rather than explicit Infiniti FX35 compatibility, so buyers must confirm exact fit for the FX35 motor and transmission configuration before ordering; material and fit quality can vary from factory-quality parts and may not match dealer-sourced components in long-term durability.
Best for: Practical optimizers looking to replace multiple mounts at once to get solid vibration reduction and a coordinated repair without overpaying for dealer parts.
Less Ideal for: Buyers seeking guaranteed factory-quality or exact-fit mounts for a specific Infiniti FX35 model year without performing compatibility checks should consider OEM or dealer options instead.
- Complete four-piece kit covers main engine and transmission mounting points for a single replacement job.
- Designed as direct replacements using common OEM reference numbers to simplify fit checks.
- Metal-and-rubber construction aims to reduce vibration and road noise while maintaining structural support.
- Product listing targets Nissan Altima 2.5L fitment so compatibility with Infiniti FX35 is not guaranteed.
- Materials and long-term durability may not equal factory-quality dealer parts.
- Limited spec detail for FX35-specific fitment means additional verification is required before purchase.
Verdict A budget-friendly complete mount kit that’s convenient for replacing all major mounts at once but requires careful fit verification for Infiniti FX35 use.
7. iKer Engine Motor Mount Set for Nissan Altima 2.5L (2007–2017)
| Mounting Type | Chassis Mount |
|---|---|
| Unit Count | 4.0 Count |
| Manufacturer | iKer |
| Model | Engine Mount Set |
This four-piece engine motor mount set is a replacement-style kit that secures the engine to the chassis and reduces vibration transmitted to the cabin. It is intended to replace factory mounts and restore proper engine positioning and stability after original mounts wear out. Typical use is direct swap-in during routine mount repair or engine removal, where matching bolt locations and mounting types matter for fit and alignment. The set combines metal and rubber components to absorb engine resonance while keeping the drivetrain supported. Practical benefits include improved NVH compared with worn mounts, straightforward fit when the listed part numbers match, and a full-set approach so all main mount points are refreshed at once. Limitations are that compatibility is specific to the listed vehicle and part numbers, so it is not a universal kit, and long-term durability can vary compared with higher-end OEM replacements. Buyers should confirm exact fitment for their FX35 before ordering and expect basic hand tools or professional installation for safe mounting.
Best for: Balanced, all-round buyers wanting a complete, cost-effective replacement to restore engine stability and reduce vibration while keeping installation simple.
Less Ideal for: Buyers seeking guaranteed factory-quality longevity or those who prefer dealer-sourced parts for warranty-backed replacements should consider OEM options instead.
- Full four-piece set refreshes all primary engine mounting points in one purchase
- Metal and rubber construction balances strength with vibration damping
- Matches common replacement part numbers for straightforward fit when compatible
- Fitment is vehicle- and part-number specific so it will not fit every FX35 without verification
- Not a branded OEM part so long-term lifespan may differ from factory-quality mounts
Verdict A budget-friendly full mount kit that restores engine stability and reduces vibration when part numbers match, but confirm fitment for the FX35 and expect OEM-level longevity differences.
Choosing the Right Infiniti FX35 Engine Mount: Key Factors to Consider
Vibration Isolation
Effective vibration isolation is the primary function of an engine mount, because it reduces the transmission of engine shake into the cabin. Look for mounts with well-designed rubber compounds or fluid-filled elements that absorb a broad frequency range. Poor isolation results in noticeable tremors at idle and during acceleration, so consider how the mount design addresses common FX35 vibration modes. Some mounts prioritize firmness for handling while others prioritize softness for comfort; understand which outcome you want before choosing. Isolation quality also affects driving fatigue on longer trips and can hide or reveal other drivetrain noises. Choose a mount that balances isolation with enough stiffness to maintain drivetrain alignment. Mounts that degrade quickly will lose isolation properties, so material longevity is important. Finally, consider how isolation behaves as the mount ages and whether replacement intervals are acceptable.
Material Quality and Durability
The materials used in the mount body and bushing determine how long the mount maintains its properties under heat, oil exposure, and mechanical load. High-quality elastomers resist cracking and shrinking, which preserves vibration control and engine positioning over time. Metal parts should be corrosion-resistant and stamped or cast to consistent tolerances to ensure stable clamping and bolt engagement. Durable mounts reduce the frequency of replacements and prevent secondary wear to transmission and subframe components. Check for materials rated for elevated under-hood temperatures and exposure to automotive fluids. A mount that resists brittleness and separation at the bonding interface will provide more predictable performance. Material quality also influences the consistency of torque behavior when installing or tightening mounting bolts.
Fitment and Compatibility
Correct fitment is critical because even high-quality mounts can cause misalignment if their mounting points or dimensions do not match the Infiniti FX35’s factory locations. A precise fit minimizes the need for forceful adjustments during installation and helps maintain proper engine angle and driveline geometry. Mismatched mounts can place stress on adjacent components and lead to premature wear. When evaluating options, confirm the mount matches the FX35 mounting pattern, bolt size, and clearance envelope. Fitment affects installation time and whether additional parts like spacers or longer bolts are necessary. Proper compatibility reduces the risk of post-install vibration or driveline binding. Always verify that the mount design accommodates the vehicle’s engine/transmission interface and mounting hardware.
Noise Dampening Characteristics
Noise dampening is closely linked to how an engine mount handles airborne and structure-borne sounds from the powertrain. A mount that absorbs high-frequency vibrations can significantly reduce perceptible engine noise and harshness in the cabin. Design elements such as dual-density rubber, internal chambers, or damped metal-to-metal interfaces help control tonal noise and rattles. Consider mounts that specifically note noise mitigation if a quieter cabin is a priority. Noise behavior can change as mounts age, so durability of the dampening method matters. Even mounts that isolate vibration well can transmit specific resonant frequencies, so look for designs that address a broad spectrum. Good noise control improves perceived vehicle refinement and lowers driver fatigue over time.
Installation and Serviceability
Installation ease affects whether you can complete a replacement yourself or need professional help, and it influences total downtime. Mounts designed with straightforward bolt patterns and clear torque specifications cut installation time and reduce the chance of incorrect torqueing that can cause noise or failure. Consider whether the mount requires engine support tools or special adapters to reach the mounting points on the FX35. Serviceability also includes access to replacement parts or rebuild components and whether the design allows for partial repairs. Documentation and clear torque values are essential for safe reassembly. A mount that simplifies future service lowers lifetime maintenance hassle and risk of installation-related issues.
Load Capacity and Structural Strength
An engine mount must support steady engine mass and dynamic loads from torque and road events without excessive deflection. Structural strength ensures the engine remains correctly positioned under acceleration, deceleration, and cornering. Insufficient load capacity leads to excessive movement that can stress driveline components and alter throttle or shifting feel. Look for mounts engineered to handle the FX35’s engine weight and typical torque outputs while balancing stiffness for handling and compliance for comfort. Robust fasteners and reinforced mounting shoulders help resist elongation or deformation. Consider how the mount performs under repeated duty cycles and whether its construction will tolerate occasional high-load events without permanent set.
FAQ
What are common signs that an Infiniti FX35 engine mount is failing?
Common signs often include increased vibration felt in the cabin, noticeable engine movement during acceleration or gear changes, and unusual clunks or thumps from the engine bay. You may also notice harsher noise transmission at idle or during gear shifts. These symptoms usually appear gradually and can vary with driving conditions.
Can I replace an engine mount on the Infiniti FX35 myself?
Depending on your mechanical experience and tools, you can replace an engine mount yourself because many mounts have accessible bolt locations. The job often requires safely supporting the engine and following specified torque values. If access is tight or special tools are needed, consider professional help to avoid misalignment or unsafe installation.
How long do engine mounts generally last on vehicles like the FX35?
Mount lifespan usually depends on driving habits, climate, and exposure to oil or heat, so it varies widely. Many mounts last several years under normal conditions, while heavy use or harsh environments can shorten life. Regular visual inspection for cracks or separation helps catch deterioration early.
Will a worn engine mount cause other problems if left unaddressed?
Yes, leaving a worn mount can lead to added stress on drivetrain components, exhaust hangers, and transmission mounts due to excess engine movement. Over time this can accelerate wear elsewhere and potentially cause misalignment issues that affect shifting or drivetrain feel. Addressing mounts early can prevent secondary damage.
How do I know which mount stiffness is right for my driving style?
Stiffer mounts reduce engine movement and can improve steering and throttle response for more performance-oriented driving, while softer mounts prioritize comfort and vibration isolation. Consider how much cabin vibration you can tolerate versus desired responsiveness and choose a mount that balances those priorities. If you commute frequently, comfort-oriented mounts are usually preferred.
Are there installation requirements I should be aware of for the Infiniti FX35?
Installation requires proper engine support and following vehicle-specific bolt patterns and torque specifications to ensure safe mounting. Some mounts may need engine lifting or alignment checks during installation. Using correct torque values and confirming clearance around hoses and wiring reduces the risk of post-install issues.
How We Chose the Best Infiniti FX35 Engine Mount
To assemble this list we focused on criteria that most affect real-world performance for Infiniti FX35 engine mounts. Key evaluation factors included material and bushing design to assess vibration isolation, structural strength for secure engine support, compatibility with FX35 chassis mounting points, and durability under common driving conditions. We also considered ease of installation where correct fitment reduces alignment issues, and manufacturer-specified torque recommendations to ensure safe mounting. Noise dampening characteristics and resistance to oil or heat degradation were included because they influence long-term performance. We excluded options that lacked clear fitment information for the Infiniti FX35 or that used unverified materials. The result is a selection that balances isolation, durability, and proper fit for this specific vehicle.
Our full evaluation process is outlined in our review methodology.
Conclusion
Choosing the right engine mount for the Infiniti FX35 means weighing vibration isolation, material durability, and correct fitment against how you drive. Prioritize a mount that reduces cabin vibration while maintaining sufficient stiffness to keep the drivetrain aligned. Keep in mind that easier installation and proven noise dampening can save time and reduce the chances of follow-up problems. Balance these tradeoffs to select the mount that best matches comfort, longevity, and driving feel for your FX35.
Explore More:
- Check out all Infiniti FX35 parts & accessories
- Explore Engine
- Browse all Auto Parts
