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If you drive a Mitsubishi Eclipse, a properly fitted fender liner can prevent road debris, water, and salt from damaging suspension and body components. Choosing the right liner matters because poor fitment leaves gaps that trap moisture and reduce protection, while low-quality materials can crack or wear quickly. This guide covers seven shortlisted fender liners built for the Mitsubishi Eclipse. We evaluated common failure points and construction traits so you can pick a liner that balances reliable fitment and long-term durability. Read on for the factors we used to select these top picks and practical installation considerations.
Looking for other parts? See all Mitsubishi Eclipse parts & accessories.
Top Picks at a Glance
| Best Reviewed A top-rated pick with lots of positive feedback | Luminuti Pack of 20 U-Clip Nuts and 1/4-20 Hex Screws for Fender Liner |  |
| Most Popular A crowd favorite that many people choose with confidence | UGSHY Body Bolt and U-nut Clamp Kit (20 pcs) |  |
| Best Quality Built to a higher standard if you want something more solid | Rexka Fender Liner Splash Shield Screw Set (30 pcs) |  |
| Best Budget The cheapest option that still gets the job done reliably | Sandfren Universal Fender Liner Screw and U-Nut Kit, 120-Piece |  |
| Most Sold A high-volume bestseller chosen again and again | Garage-Pro Front Left Fender Liner for Mitsubishi Eclipse (2007–2012) |  |
| Best Value for Money The sweet spot between price and what you get | BSAMZO 45-Piece Universal Bumper and Fender Retainer Clip Kit |  |
| Best Overall The best all-around choice for most situations | UBOG Fender Liner Screws, Phillips Truss Head with Washer, 20-Pack |  |
1. Luminuti Pack of 20 U-Clip Nuts and 1/4-20 Hex Screws for Fender Liner
| Fastener Type | Bolt |
|---|---|
| Head Style | Hex |
| Thread Size | 1/4-20 |
| Number of Pieces | 20 |
This kit provides 20 zinc-coated U-clip nuts paired with 1/4-20 hex bolts for attaching fender liners, headlamp assemblies, and body trim. You would typically use these when replacing or re-securing the Mitsubishi Eclipse front inner fender liners during a repair or routine wheelwell work. The zinc finish helps resist surface corrosion and the U-shape clips are designed to grip sheet metal edges without access to a captive nut. In practice the set is handy for multiple small repairs and restores factory-style fastenings where original clips are missing or damaged. Some users report the threaded holes strip if a bolt is removed and reinstalled repeatedly, so expect these to perform best as one-time install clips rather than reusable fasteners. Also confirm the clip fitment against the Eclipse sheet metal thickness before ordering because automotive panels vary and fit is not guaranteed by vehicle model information on the listing.
Best for: A reliability-focused buyer who prefers restoring factory-style fastenings on their Mitsubishi Eclipse and values having a ready supply of matching clips for maintenance and repairs.
Less Ideal for: Drivers who need reusable or high-strength fasteners for frequent disassembly or heavy-duty applications should consider specialty clips or OEM replacements instead.
- Includes 20 matching U-clip nuts and 1/4-20 hex bolts for multiple repairs
- Zinc finish provides basic corrosion resistance for exterior use
- U-shape design lets you fasten to sheet metal edges without a captive nut
- Threads may strip if bolts are removed and reinstalled, limiting reuse
- Fit can be inconsistent on different vehicle panel thicknesses
Verdict A practical, economy pack for replacing missing fender-liner clips on a Mitsubishi Eclipse, best used as single-install clips rather than repeatedly reusable fasteners.
2. UGSHY Body Bolt and U-nut Clamp Kit (20 pcs)
| Number of Pieces | 20 |
|---|---|
| Head Style | Round |
| Thread Size | Standard |
| Compatible groove diameter | 0.7 Inches |
This UGSHY kit supplies 10 metal spiral-body bolts and 10 matching U-shaped clips intended for fastening body trim, fender liners, bumpers and splash guards on vehicles. The bolts have a deep spiral thread and a smooth tail section intended to reduce slipping and burrs during installation, while the metal construction and surface treatment aim to resist wear and corrosion in routine use. Typical use is straightforward: insert the U-clip into the panel slot and thread the bolt through to clamp trim pieces tight. The set covers common attachment points on a Mitsubishi Eclipse fender liner replacement and is useful when original fasteners are missing or damaged. Limitations are the single bolt length supplied and the universal sizing, which may not work for deeper or unusually thin panel stacks without longer or shorter bolts. Also the kit does not include any trim-specific washers or alternatives for plastic-only fittings.
Best for: Convenience-focused DIYers who want a ready-made repair kit to replace missing or worn fasteners quickly during a fender liner swap on a Mitsubishi Eclipse.
Less Ideal for: If you need multiple bolt lengths for varied panel stacks or factory-specific fasteners, a trim kit with assorted lengths or OEM replacements would be a better choice.
- Includes both bolts and matching U-clips for a complete fastening solution
- Spiral thread and smooth tail reduce cross-threading and slipping during installation
- Metal construction with surface treatment improves durability and rust resistance
- Suitable for a wide range of body trim applications including fender liners and splash guards
- Single bolt length means you may need different sizes for some mounting locations
- Universal design may not fit unusually thick or thin panel assemblies without modification
Verdict A simple, ready-to-use bolt-and-clip kit that handles most fender liner and trim reattachments quickly but may require different lengths for nonstandard panel stacks.
3. Rexka Fender Liner Splash Shield Screw Set (30 pcs)
| Material | Carbon Steel, Stainless Steel |
|---|---|
| Head Style | Hexagonal (Phillips-Hex Sems) |
| Thread Size | M6-1.81 |
| Number of Pieces | 30 |
These Rexka screws are a practical kit for replacing lost or corroded fasteners on Mitsubishi fender liners and splash shields. Each piece is a fully threaded M6 metric screw with a Phillips-hex Sems head and black e-coat finish, so they install with common hand tools and resist surface corrosion better than plain steel. The 30-piece pack covers multiple mounting points around the wheel well, bumper, and rocker molding, making it convenient for a single repair session rather than hunting down individual OEM screws. They claim direct fitment to several Mitsubishi models which simplifies selection when servicing an Eclipse. Limitations are that these are replacement fasteners only so they do not address damaged clips or broken plastic retainers, and the coating is protective but not stainless-grade for heavy salt exposure. Also the set uses a standard thread and head style so installation requires the correct driver to avoid cam-out on older, brittle plastic panels.
Best for: Performance-oriented buyers who want factory-spec replacement fasteners that restore fit and finish after routine maintenance or bodywork on a Mitsubishi Eclipse.
Less Ideal for: If you need corrosion-proof hardware for heavy salt exposure or need to replace damaged plastic retainers, consider stainless fasteners or repair clips instead.
- Direct-fit replacement for many Mitsubishi models including Eclipse, ensuring correct thread and head engagement
- Black e-coat finish adds surface corrosion resistance compared with untreated fasteners
- 30-piece kit supplies enough screws for a complete fender liner or splash shield job
- Phillips-hex Sems head combines washer and fastener for a secure, finished installation
- Coating is not stainless-grade so long-term resistance in coastal or heavy-salt environments may be limited
- Kit replaces screws only and will not fix broken plastic clips or retainers
Verdict A convenient 30-piece, direct-fit screw set that restores secure attachment of fender liners and splash shields on Mitsubishi Eclipse models, with improved surface protection over plain steel fasteners.
4. Sandfren Universal Fender Liner Screw and U-Nut Kit, 120-Piece
| Thread Size | M4.2-1.41 x 20mm |
|---|---|
| Number of Pieces | 120 |
| Head Style | Hex |
| Shape | U-Shape |
This Sandfren universal kit bundles 120 fasteners intended for fender liners, splash shields, bumpers, and other trim panels. It includes hex-head self-tapping screws, spring flat U-shaped nuts, bumper rivet clamps, and single-head plastic clips so you can replace a variety of worn or missing retainers during routine trim or underbody work. Typical use is direct replacement of broken clips when reinstalling a wheel-arch liner or splash shield after maintenance or damage repair. Nylon and plastic construction keeps parts lightweight and corrosion-resistant, and the assortment covers common attachment points so you rarely need to hunt for a matching piece. Because the pieces are universal rather than factory-specific, fit is good for many generic applications but may require selecting the closest size rather than an exact OEM match. Expect solid short-term hold for trim and liners, though heavy-duty or structural attachment points may perform better with factory metal fasteners. For quick, low-cost repairs or to keep spare clips on hand, this kit offers strong practical value.
Best for: Budget-conscious DIY owners who want an inexpensive, ready-to-use assortment of clips and fasteners to repair or refit fender liners and trim on a Mitsubishi Eclipse.
Less Ideal for: Do not choose this kit if you need exact factory-specified metal fasteners for load-bearing mounts or for a concours-level restoration where exact OEM fit and finish are required.
- Large 120-piece assortment reduces trips to the parts store and covers multiple repair locations
- Nylon and plastic materials resist corrosion and are easy to handle during installation
- Includes multiple connector types (screws, U-nuts, rivet clamps, plastic clips) for common trim jobs
- Hex-head self-tapping screws provide good clamping force for plastic panels
- Universal sizes may not be an exact match for all factory fasteners on the Eclipse
- Plastic/nylon pieces are not as durable as metal fasteners for heavy structural loads
Verdict A cost-effective, versatile clip kit that keeps Mitsubishi Eclipse fender liners and trim secured for routine repairs, provided you accept universal sizes rather than exact OEM matches.
5. Garage-Pro Front Left Fender Liner for Mitsubishi Eclipse (2007–2012)
| Fitment | 2007–2012 Mitsubishi Eclipse front left |
|---|---|
| Position | Front, driver left side |
| Material | Plastic |
| Interchange Part Numbers | 5370A773, MI1250107 |
This Garage-Pro fender liner replaces the front left inner splash guard on 2007–2012 Mitsubishi Eclipse vehicles. It is molded plastic engineered as a direct-fit replacement using CAD-based tooling to match factory attachment points, so installation typically requires only a few basic tools and the existing fasteners. In use it protects the wheel well and engine bay from road debris, water, and salt, preserving body panels and underhood components. The part lists compatible OEM reference numbers for straightforward identification and is sold individually for single-side repairs. Limitations are typical for economy aftermarket liners: the plastic is functional but not heavier duty than some premium OE-quality replacements, and you will need to transfer or reuse any retained clips or hardware if not supplied. If exact factory finish or upgraded impact resistance is a priority, a higher-end option may be preferable.
Best for: A risk-averse mainstream buyer seeking a straightforward, factory-style replacement for a damaged fender liner on a Mitsubishi Eclipse and who prioritizes correct fit and simple installation.
Less Ideal for: Drivers who want an upgraded, heavy-duty liner or who prefer a refurbished OEM part with manufacturer hardware included should consider alternatives.
- Direct-fit design that aligns with factory mounting points for straightforward replacement
- Molded plastic construction resists water and road debris to protect inner fender areas
- Includes OEM reference numbers to simplify correct fitment for the listed model years
- Sold individually so replacing both sides requires purchasing two pieces
- Plastic construction is standard-grade and not as impact-resistant as premium aftermarket or reinforced replacements
Verdict A budget-friendly, direct-fit replacement that restores factory protection for the front left wheel well on 2007–2012 Mitsubishi Eclipse models.
6. BSAMZO 45-Piece Universal Bumper and Fender Retainer Clip Kit
| Head Style | Push |
|---|---|
| Finish Type | Black |
| Number of Pieces | 45 |
| Manufacturer | BSAMZO |
This BSAMZO kit supplies a mixed set of push retainers, body bolts with built-in washers and extruded U-nuts intended to replace worn fasteners on splash shields, bumper covers and interior trim. Typical use is for reinstalling or repairing lower engine covers and fender liners after removal for maintenance or following minor road damage. The nylon clips are described as factory-spec quality and come in a 3-in-1 packaged assortment so you have multiple styles available without a trip to an auto parts store. Practical benefits include having a ready stock of common fasteners and a removal tool reported by buyers, which speeds repairs and prevents lost hardware. Limitations are that this is a universal kit rather than a vehicle-specific OEM replacement so fit is not guaranteed for every fastener hole or thread engagement, and some pieces may be redundant for a single repair job. Buyers should verify clip shapes and sizes against the liner holes before installation.
Best for: Practical optimizers who prioritize having an affordable, on-hand selection of fasteners to quickly fix fender liners and splash shields without paying for individual OEM parts.
Less Ideal for: Users who need exact factory-specific fasteners for every mounting point or professional shops that require guaranteed one-to-one fitment for each fastener location.
- Comprehensive 45-piece assortment covers multiple fastener types for splash shields, bumpers and trim.
- Black nylon construction resists cracking and is suitable for exterior underbody use.
- Includes body bolts with built-in fender washers and extruded U-nuts so fewer trips to buy matching parts.
- Packaged as a ready kit that speeds small repairs and maintenance tasks.
- Universal fit means some clips may not match exact hole sizes or thread styles on every vehicle.
- Not a vehicle-specific factory-quality replacement for every fastener location so selection trial may be required.
Verdict A budget-friendly, ready-to-use assortment that saves time and trips for general fender liner and splash-shield repairs but may require checking fitment against specific mounting holes.
7. UBOG Fender Liner Screws, Phillips Truss Head with Washer, 20-Pack
| Thread Size | M4.8-1.61 x 19mm (#10 x 3/4') |
|---|---|
| Head Style | Phillips Truss |
| Material | Iron |
| Number of Pieces | 20 |
These UBOG fender liner screws are a straightforward replacement set for securing splash shields, bumper covers, and fender liners on a Mitsubishi Eclipse. The package includes 20 Phillips truss-head screws with a built-in washer, so you can replace lost fasteners quickly during routine trim or underbody work. The iron construction and black finish give a tidy, factory-like appearance and reviewers report they fit as expected for common OEM hole sizes the product targets. Installation is simple with a Phillips driver and the truss head helps prevent pull-through on trim pieces. Expect them to be useful for occasional repairs and maintenance rather than heavy structural work. A noted limitation is that some users have experienced stripping when over-tightening, and fit can vary on less common trim variations, so double-check the hole diameter on your vehicle before relying on these as a universal solution for every fastener location on an Eclipse.
Best for: Balanced, practical owners who prioritize getting reliable factory-style replacements on hand for routine maintenance and occasional trim repairs on their Mitsubishi Eclipse.
Less Ideal for: If you need heavy-duty, corrosion-resistant fasteners for high-exposure areas or exact-fit OEM parts for rare trim variants, look for stainless or model-specific fasteners instead.
- Includes 20 screws with integrated washers so you have spares for routine trim and splash shield repairs
- Phillips truss head is easy to drive and provides a low-profile, factory-like finish
- Iron construction and black finish match common factory trim aesthetics and resist visible corrosion in typical conditions
- Made from plain iron so long-term corrosion resistance may be less than stainless or coated fasteners
- Some users report the head or threads can strip if over-tightened
- Fit is not guaranteed for every trim variation so confirmation of hole size is recommended before installation
Verdict A practical, budget-friendly 20-pack of factory-style fender liner screws that works well for routine Mitsubishi Eclipse trim and splash shield repairs but is not a heavy-duty corrosion-resistant option.
Choosing the Right Mitsubishi Eclipse Fender Liner: Key Factors to Consider
Fitment Accuracy
A liner that matches the Mitsubishi Eclipse wheel well shape and mounting points reduces the need for trimming and guarantees consistent protection. Poor fitment leaves gaps where water, grit, and salt can enter, undermining the liner’s purpose.
Assess whether the panel aligns with factory screw and clip locations, and whether it follows the inner fender contours closely. A precise fit also simplifies installation and lowers the chance of vibration or rubbing that can wear holes over time.
Material Durability
Materials such as high-density polyethylene or polypropylene typically resist cracking from cold and impact from road debris better than brittle plastics. Thicker panels absorb more energy from stones and reduce puncture risk, which extends service life.
Also consider the material’s resistance to UV degradation, chemical exposure, and repeated flexing. Durable materials reduce long-term maintenance and replacement frequency, making them a better investment for vehicles exposed to harsh conditions.
Mounting and Hardware
Proper mounting systems and included hardware determine how securely a liner stays in place. Robust clips and corrosion-resistant fasteners prevent the liner from loosening or falling away, which would expose the wheel well.
Look for kits that provide compatible fasteners or clearly document which factory clips are reused. Ease of access to mounting points and the ability to reinstall wheels and components without removing the liner are additional practical considerations during maintenance.
Coverage and Design
How much of the wheel well and adjacent bodywork the liner covers affects protection level. Panels that shield vulnerable zones around suspension components, wiring, and body seams limit where debris and moisture can accumulate.
Design elements such as integrated splash channels or molded flanges can help divert water and mud away from critical areas. Ensure the liner’s cutouts and edges do not expose sensitive parts or create new debris traps.
Resistance to Corrosion and Chemicals
A liner’s ability to withstand road salts, oils, and cleaning solvents matters for long-term body health. Some materials and coatings slow down corrosion of the vehicle’s inner panels by limiting moisture contact and shedding contaminants.
Consider whether the liner will be frequently exposed to deicing salts or oil-splattered road grime and choose materials that resist chemical attack and do not retain corrosive residues.
Serviceability and Installation
Installation complexity affects whether you can fit the liner at home or need professional help. Panels that require minimal trimming and use existing mounting points are quicker to install and easier to remove for maintenance.
Also evaluate whether the liner permits access to common service areas like strut mounts or electrical connectors without full removal. Ease of service reduces labor time and the risk of damaging the liner during routine repairs.
FAQ
How do I know if my Mitsubishi Eclipse needs a new fender liner?
Look for visible cracks, missing sections, or areas where the liner has separated from mounting points. You may also notice more road noise, splashback into the engine bay, or visible corrosion starting on inner panels. If fasteners are corroded or clips have broken, it is often time to replace the liner.
Can I install a fender liner myself, or should I get professional help?
Many liners can be installed by someone with basic hand tools and a jack or lift to access the wheel well. Choose a liner that uses factory mounting points and includes clear instructions to simplify DIY installation. If the kit requires trimming, modifications, or if you are unfamiliar with suspension components, consider professional installation.
What materials hold up best as an inner fender liner?
Flexible thermoplastics like polyethylene or polypropylene are commonly used because they resist impact and cold-weather cracking. Materials that resist UV and chemical exposure tend to last longer. Thicker panels generally offer better protection against debris impact.
Will replacing a damaged liner prevent rust on my vehicle?
A properly fitted liner reduces direct exposure to water, salt, and debris, which helps slow the onset of rust in inner panels. It does not eliminate corrosion risk entirely, especially if underlying metal already has damage, but timely replacement improves long-term protection.
Should I reuse original fasteners when I replace the wheel well liner?
Reusing undamaged factory fasteners is usually fine, but inspect them for corrosion, wear, or broken retention features first. If clips or screws show signs of degradation, replace them with corrosion-resistant alternatives to ensure the liner stays securely mounted.
How long do fender liners typically last on a daily-driven car?
Lifespan depends on material quality and driving conditions. Under normal commuting conditions, a durable liner can last several years, while exposure to rough roads, heavy salt use, or frequent off-road debris can shorten service life. Regular inspections help catch wear before major issues develop.
How We Chose the Best Mitsubishi Eclipse Fender Liner
We focused on fender liners that offer a combination of accurate fitment, durable materials, reliable mounting provision, and resistance to common sources of damage in typical road conditions. Key evaluation criteria included: fitment accuracy to the Mitsubishi Eclipse wheel well contours and mounting locations, material composition and thickness to resist cracking and abrasion, mounting hardware compatibility and ease of installation, coverage area and design to keep debris and water away from suspension and body components, and resistance to chemicals and road salts that accelerate corrosion. We also considered manufacturability and finish quality to ensure consistent panels that align with factory mounting points. Exclusions: we excluded liners that require extensive body modification, temporary or one-off repair patches, and products with unclear fitment claims or insufficient mounting instructions. Our picks prioritize liners that minimize trimming or adaptation while offering long-term protection for the vehicle.
Our full evaluation process is outlined in our review methodology.
Conclusion
Prioritize fitment accuracy and material durability when choosing a fender liner for a Mitsubishi Eclipse. Those two factors determine how well the panel protects inner bodywork and suspension components while minimizing the need for modification or frequent replacement. Balance coverage and ease of installation against resistance to chemicals and road debris. Selecting a liner that aligns with factory mounting points and uses resilient materials will provide the most reliable, low-maintenance protection for your vehicle.
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