BORLA 400828 Crate Mufflers S-Type 2.5" x 2.5" FORD Stock 289 / 302, 351 CID Windsor Engines ymm_49 5" round mirror polished T-304

5" round mirror polished T-304 stainless steel tips on each side for a sharp appearance

It can be brushed or polished before installation

540˝ Aluminum Hub Drill Bit Size (actual dim

Enhanced exhaust velocity contributes to added power

492˝) click for info on fitting these studs to your hubs

BORLA 400828 Crate Mufflers S-Type 2.5" x 2.5" FORD Stock 289 / 302, 351 CID Windsor Engines ymm_49 5" round mirror polished T-304Description BORLA 400828 Crate Mufflers S Type 2. 5" x 2. 5" FORD Stock 289 302, 351 CID Windsor Engines The CrateMuffler is designed to optimize both sound and power for crate and custom built engines. This muffler features a directional design, with the outlet identified by a mounting bracket welded to the endcap. It is specifically tuned for Ford Small Block 289 302 (excluding Coyote 5. 0L), 351W CID V8, and Big Block 390 427 428 460 CID V8 FE