TRD GR Rear Bumper Under Spoiler - GR86 - Red Top Mounts Although welding remains the preferred

Although welding remains the preferred method

and can be used on EFI or carbureted applications

If you run aftermarket cams or have increased the rev limiter

The end result is a lightweight valve spring that safely accommodates high-lift camshafts and features superior resistance to load loss

TRD GR Rear Bumper Under Spoiler - GR86 - Red Top Mounts Although welding remains the preferredTRD (Toyota Racing Division) is Toyota's in house tuning arm, offering parts and accessories from a range of Toyota and Lexus models. With OEM levels of quality, TRD parts are some of the best aftermarket items available for Toyota models. Race inspired styling and improved aerodynamics mean this rear bumper spoiler not only looks great but is functional. TRD quality ensures exceptional fitment.