The Evolution Line is also tuned to deliver a sporty and hard-hitting sound
esigned to make the GT3 RS stand out from the crowd even more
Hydraulic Threads M10 x 1
this performance upgrade enhances exhaust flow for sharper throttle response and increased power
BORLA 400837 Crate Mufflers S-Type 2.25" x 2.25" FORD Stock 289 / 302, 351 CID Windsor Engines, 390,427,460 FE engines ymm_83 The Evolution Line is alsoDescription BORLA 400837 Crate Mufflers S Type 2. 25" x 2. 25" FORD Stock 289 302, 351 CID Windsor Engines, 390,427,460 FE engines BORLA's CrateMuffler is designed specifically to optimize the sound and power of crate and custom built engines. This muffler is directional, with the outlet identified by the mounting bracket welded to the endcap. It is tuned for the Ford Small Block 289, 302 (excluding Coyote 5. 0L), and 351W CID V8 engine family. The