BORLA 400826 Crate Mufflers ATAK 2.5" x 2.5" GM Stock 283 / 327 / 350 CID ymm_47 Base Outside Diameter O2 (mm):

Base Outside Diameter O2 (mm): 150

High-grade titanium reinforcements have been incorporated for better structural stability at pivot points

1/2˝ x 7/8 x (ID x OD x Thickness)

and deliver the distinctive BORLA sound

This muffler features a directional design

BORLA 400826 Crate Mufflers ATAK 2.5" x 2.5" GM Stock 283 / 327 / 350 CID ymm_47 Base Outside Diameter O2 (mm):Description BORLA 400826 Crate Mufflers ATAK 2. 5" x 2. 5" GM Stock 283 327 350 CID The CrateMuffler is designed to optimize both sound and power for crate and custom built engines. This model features the aggressive ATAK sound profile and is directional, with the outlet identified by a mounting bracket welded to the endcap. It is specifically tuned for the Chevrolet Small Block 283, 327, and 350 CID V8 engine family. The directional design delivers