Borla CrateMuffler SBC Hot 350/383 3 inch Offset/Center 14in x 4.35in x 9in Oval Muffler 2021-audi-q5-phev-esi5389930 Allows the use of Meth

Allows the use of Meth Injection

Invidia R400 HS15STI5GM4ST

NOTE: The filters can withstand alternate fuels such as methanol

Application: Universal - flex fuel sensor installation

Borla CrateMuffler SBC Hot 350/383 3 inch Offset/Center 14in x 4.35in x 9in Oval Muffler 2021-audi-q5-phev-esi5389930 Allows the use of MethBORLA(r)'s CrateMuffler(r) is the world's first muffler purpose built to optimize the sound & power of crate and custom built motors. The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. This muffler is tuned for the Chevrolet Small Block 350 383 406 CID V8 engine family. The directional design provides the classic S Type sound and will dramatically reduce, or eliminate drone on specified