Fits 1967-1981 Pontiac Firebird Straight Through Muffler-Stainless SM11229-JHPR engine-splash-shields Includes all hardware need for

Includes all hardware need for installation

74/8 V 1987 - 1991 GMC R1500 Suburban 4/8 V 1975 - 1977 GMC Sprint 4/8 V 1989 - 1991 Chevrolet R2500 Suburban 4/8 V 1977 - 1978 GMC K15 3

Spherical joints reduce back pressure

and all hardware

3L/V8 2015 - 2016 GMC Yukon 5

Fits 1967-1981 Pontiac Firebird Straight Through Muffler-Stainless SM11229-JHPR engine-splash-shields Includes all hardware need forStreet Max, Stainless Straight Through Performance Muffler, 4. 0" x 9. 0" x 14. 0" Oval Body, Aggressive to Moderate Tone, 16 Gauge 409 Grade Stainless Steel, Satin Finish, 3. 0" Offset In, 3. 0" Center Out, Reversible, 3 Year Limited Warranty. Features: Straight Through Design (fully reversible) Improved Horsepower and Torque 409 Grade 16 Gauge Stainless Steel Construction High Heat Thermal Mesh Effective Drone Reduction Aggressive Moderate Tone