2 1/2" diameter tube at Y and 3" diameter tube at leg, bolts up to stock manifold style headers with 3 bolt flange. S.S. comes with Metallic Substrate Catalytic Converters, BX comes with Ceramic Catalytic Converters.

5.7L V8 2-1/2" diameter tube at Y and 3" diameter tube at leg, bolts up to stock manifold stlye headers with 3-bolt flange. Metallic Substrate Catalytic Converters. Stainless Steel version.

2 1/2" diameter tube at Y and 3" diameter tube at leg, bolts up to stock manifold style headers with 3 bolt flange. S.S. comes with Metallic Substrate Catalytic Converters,

V8 5.7L, LS1. Required for installation with Bassani headers. 2-1/2" diameter tube at Y and 3" diameter tube at leg, bolts up to Bassani Exhaust "F57010" series headers with ball and socket collectors. Comes with Metallic Substrate Catalytic Converters. Stainless Steel.

3" diameter tube single in/out, 5x10 muffler. 4" polished stainless tips, BX comes with a 4" single wall slash cut polished stainless tip, stock location exit.

4" diameter tube, 7x11 muffler, down pipe sold separately. 5" rolled edge slash cut polished stainless tip, stock location exit.

1 1/2" diameter, 14g primary tubes, 3/8" thick laser-cut flange with a 2 1/2" ball & socket collector, adaptors included.

3" diameter tube single inlet 2 1/2" dual outlet, 5x10 muffler. 3 1/2" polished stainless tips, dual straight rear exit location.

Fits 6.0L. 1-5/8" diameter, 14g primary tubes, 3/8" thick laser-cut flange with a 2-1/2" ball and socket collector, adaptors included. Requires cutting and welding for proper installation. 50 state legal EO# D374-3 for 1999-2003 year models. For 6.0L applications with or without an EGR system. Connection port, gasket and block-off plate (for unused ports) provided. Available in chrome and ceramic coatings.

Stainless Steel Version. For a 4 door, 5.7L Vortec. 3" Diameter tube single in/out, 5x10 muffler. Comes with a 4" rolled edge slash cut resonated polished stainless tip. Stock location exit.

2-1/2" diameter tube at Y and 3" diameter tube at leg, bolts up to stock manifold style headers with 3 bolt flange.

3" diameter tube single inlet 2 1/2" dual outlet, 5x10 muffler. 3 1/2" polished stainless tips, dual side rear exit location.

2 1/2" diameter tube, Axle Back with Round Street Race Mufflers.

2 1/2" diameter tube, dual "X" crossover, 4x8 muffler. Dual 3" single wall slash cut polished stainless tips, stock location exit.

32, 1 3/4" Shorty Headers, 14g primary tubes, with 3/8" thick laser-cut flange with a 2 1/2" Ball & Socket collector. Ceramic Coated. Designed to fit with Bassani 2 bolt Y-Pipe.

Ceramic coated. Fits 5.7L. 1-3/4" Shorty headers. 14g primary tubes with 3/8" thick laser-cut flange with a 2-1/2" ball & socket style collector. Designed to fit with Bassani 2 bolt Y-pipe.

4" diameter tube, 7x11 muffler, down pipe sold separately. 5" rolled edge slash cut polished stainless tip, stock location exit.

4" diameter tube, 7x11 muffler, down pipe sold separately, will clear most rear springs that have been re-arched. 5" rolled edge slash cut polished stainless tip, stock location exit.

4" diameter tube, 7x11 muffler, down pipe sold separately, will clear most rear springs that have been re-arched. 5" rolled edge slash cut polished stainless tip, stock location exit.

4" diameter tube, 7x11 muffler, down pipe sold separately. 5" rolled edge slash cut polished stainless tip, stock location exit.

4" diameter tube, 7x11 muffler, down pipe sold separately. 5" rolled edge slash cut polished stainless tip, stock location exit.

3" diameter tube single inlet 2 1/2" dual outlet, 5x10 muffler. 3 1/2" polished stainless tips, dual straight rear exit location.

3" diameter tube single inlet 2 1/2" dual outlet, 5x10 muffler. 3 1/2" polished stainless tips, dual side rear exit location.

2 1/2" diameter tube, dual 5x10x16 mufflers, quad 4" rolled edge slash cut polished stainless tips, stock location exit.

1 5/8" Shorty Headers, 14g primary tubes, 2 1/2" collector. Ceramic Coated.