Number of O2 Sensor Locations: 0. CNC machine flanges with TIG and MIG welded construction. Engineered and Tested to Exceed Original Equipment Standards and Performance. Hardware as Shown in the Picture Above. Professional Installation is Highly Recommended.
Installation Instruction is NOT Included. For Chrysler Imperial Dodge Challenger 5.2L 5.6L 5.9L. For Small Block 273-360 5.2L 5.6L 5.9L V8. 1 3/4" X 1 1/2". STAINLESS RACING MANIFOLD HEADER for CHEVY/PONTIAC/BUICK 265-400 SMALL BLOCK SBC.TRI-Y SS RACING HEADER/EXHAUST MANIFOLD For 94-01 INTEGRA CIVIC Si B16/18 GS-R. For Yamaha GY6-125/150 Motorcycle Stainless Exhaust Muffler System Tail Pipe. For 97-15 Chevy Small Block V8 LS1/LS2/LS3/LS6 LSX Turbo Exhaust Header + Elbow.
For 1988-97 Chevy GMC C/K 1500 2500 3500 SBC 305 350 V8 5.0L 5.7L Exhaust Header.