Remark SPT Style Axle Back w/ Double Wall Burnt Tips 2015-2021 WRX / 2015-2021 STI YR_2008 The material is 4130 Alloy

The material is 4130 Alloy Steel to further provide an increase in strength over the brazed stamped steel OEM version

Feel: Light to moderate pedal effort with aggressive engagement and mild gear rattle

This combination of precision engineering and high-quality materials makes them an ideal upgrade for Subaru WRX

Ideal for Subaru models like the WRX

Featuring stiffer urethane bushings

Remark SPT Style Axle Back w/ Double Wall Burnt Tips 2015-2021 WRX / 2015-2021 STI YR_2008 The material is 4130 AlloyEnhance your Subaru WRX STIs performance and sound with the Remark SPT Style Axle Back Exhaust, designed specifically for 2015 2021 WRX and STI models. This premium axle back system offers a direct bolt on installation to the SPT mid pipe, making upgrades simple and efficient without sacrificing quality or fitment. Crafted from 2. 5 inch, 16 gauge T304 stainless steel with mandrel bent piping, the Remark axle back delivers durability and optimal flow.