Best Screws for Mud Flaps: Durable Fasteners for Toyota, Lexus, and More
Choosing the right screws for mud flaps helps protect your undercarriage, reduce debris impact, and keep guards securely in place. This guide highlights five reliable options that align with common OEM specs like 90159-60498, ensuring fit and longevity across popular Toyota and Lexus models. Each product features corrosion resistance, proper head style, and compatible washer dimensions. Read on to compare options, installation notes, and what to consider when selecting mud flap screws.
| Product | Brand | Target OEM | Notes |
|---|---|---|---|
| Rexka 10pcs Bumper Cover Mud Guard Rocker Molding Screw Bolt | Rexka | 90159-60498 and variants (Tacoma, RAV4, Highlander, etc.) | |
| PACLVIO 10PCS Bumper Cover Splash Shield Mud Guard Screw Bolt | PACLVIO | 90159-60498 (Toyota/Lexus compatibility) | |
| Dickno 20 PCS Car Fender Liner Screw Bolt | Dickno | 90159-60498 and 90159-T0034 compatibility | |
| NYTKL 10PCS Fender Liner Screw Bolt | NYTKL | 90159-60498 compatibility | |
| OAUTOO 30PCS M6-2.45x19mm Bumper Cover Screws | OAUTOO | 90159-60498 for Toyota & Lexus |
Note: The list focuses on OEM-replacement style fasteners commonly used for mud flaps, bumper covers, and wheel wells. All options are suitable for maintenance or replacement when original screws wear or become damaged. Each product section below provides a concise overview, key features, and installation considerations.
Rexka 10pcs Bumper Cover Mud Guard Rocker Molding Screw Bolt

Rexka’s kit provides 10 fasteners designed as multi-name fits for bumper covers and mud guards. The screws are described as M6.1 x 19mm with a 10mm washer and black E-Coat Phillips hex head, matching OEM references such as 90159-60498. The design emphasizes compatibility with a broad range of Toyota, Lexus, and Scion models, including RAV4, Highlander, Tacoma, and Camry variants. This option suits owners seeking a direct replacement that blends with factory tolerances and resists corrosion over time. Installation involves aligning the screw through the bumper cover and secure tightening to prevent loosening from road vibrations.
PACLVIO 10PCS Bumper Cover Splash Shield Mud Guard Screw Bolt

PACLVIO offers a 10-pack of bumper cover mud guard screws with all-steel construction and black zinc finish. The product specifies 9.8mm top head diameter, 18mm stem length, and 16mm bottom head diameter with a 6mm hole. This makes it a precise direct replacement for 90159-60498 OEM screws in Toyota and Lexus vehicles such as Camry, Highlander, RAV4, ES, GS, LS, and RX. The coating helps resist rust and wear, making it a practical option for long-term exposure to road spray and salt. Consider verifying fitment against the exact model and trim to ensure head and washer dimensions align with your mud flap mounting points.
Dickno 20 PCS Car Fender Liner Screw Bolt

Dickno provides a 20-pack of hex-headed fender liner bolts, designed to replace OEM parts such as 90159-60498 and 90159-T0034. This kit emphasizes anti-loosening properties and strong fastening through striped threads that resist vibration. The screws are described as 6 × 19mm with a hex head and cross-recess, suitable for securing mud flaps, bumper covers, and wheel wells. With a broad compatibility range spanning Toyota, Lexus, and Scion models, this option is well-suited for owners performing multiple replacements or building up a spare hardware kit for future maintenance.
NYTKL 10PCS Fender Liner Screw Bolt

NYTKL offers a compact 10-piece set designed for securing fender liners and bumper covers, with corrosion-resistant steel and black finish. The product highlights its compact dimensions, top diameter around 0.38 inches, washer diameter about 0.63 inches, and overall length near 0.7 inches. This size profile makes it straightforward to fit into tight wheel-well spaces while providing durable fastening against road debris and moisture. It is positioned as a reliable OEM-compatible replacement for 90159-60498 among other Toyota and Lexus models.
OAUTOO 30PCS M6-2.45x19mm Bumper Cover Screws

OAUTOO’s 30-piece kit is designed as a broad compatibility solution for 90159-60498 OEM replacements. The screws are M6-2.45x19mm with a washer diameter of 16mm and a hex head, described as suitable for Toyota and Lexus bumper covers, mud guards, and related assemblies. This large pack is convenient for households performing multiple vehicle fixes, hobby maintenance, or professional service where consistent fastener supply is needed. When installing, ensure the screw head flushes with the mounting surface to avoid contact with surrounding components.
Buying Guide: Key Purchase Considerations
- OEM Compatibility: Ensure the screw size, head type, and washer diameter match your vehicle’s OEM specifications (commonly 90159-60498 for many Toyota/Lexus models).
- Material and Finish: Black zinc or similar coatings resist corrosion from road salt and water spray; stainless steel options offer enhanced corrosion resistance for severe climates.
- Head Type and Tool Type: Hex head with cross-recess or Phillips head suits typical automotive fasteners. Consider the ease of installation with existing tools in your toolkit.
- Pack Size: Larger packs (20–30 pieces) are useful for frequent maintenance or for garages stocking spare hardware, while smaller packs suit single-vehicle replacements.
- Fitment Verification: Double-check model year ranges and trim levels. Some screws can fit multiple models, but exact head diameter and stem length matter for a secure fit.
- Durability in Use: Look for mechanical strength, wear resistance, and the ability to withstand vibration, shocks, and exposure to heat under the vehicle.
- Installation Considerations: Clean mounting surfaces, avoid overtightening to prevent stripping threads, and replace any missing washers to maintain seal and hold.
Comparative Notes
- Direct OEM-replacement options (Rexka, PACLVIO, Dickno, NYTKL, OAUTOO) are designed to align with 90159-60498 and related parts, reducing compatibility guesswork.
- Sets vary in pack size from 10 to 30 pieces, which affects value and convenience for different users (diy vs. professional shop).
- Coatings and material quality influence long-term durability in exposed wheel-well environments; zinc coatings are common, with some high-grade sets offering superior corrosion protection.
- Cross-compatibility across multiple Toyota, Lexus, Scion, and related models helps future-proof purchases if you own more than one vehicle in the family.