The different rpm modules are activated when 12 volts are applied to a corresponding wire
7L V8 1976 - 1990 Chevrolet G30 Sportvan 350/5
This direct-fit catalytic converter is designed specifically for the 2003-2004 Audi RS6 and interchanges with OE part 4B3 253 057 EX
This installation kit fits the following vehicles with a Borg Warner T-10 (410) 4-speed transmission: 1955-1957 Chevrolet Full size cars 1960-1963 Chevrolet Full size cars with/without a console Various years of Chevrolet/GMC 1/2 ton pick-ups with custom install 1960-1964 Ponitac Full size cars without a console 1959-1964 Studebaker Hawk with bucket seats
2L V8 1975 Pontiac Grandville Brougham 400/6
Pro+ Brake System Rear 4262147CY mr-gasket The different rpm modules areFits Rear Ends w Ford 8" 9" Small Bearing Housing Ends, (5x4. 5", 5x4. 75"BC) Features: 2 Piece, 6 Piston, 6P Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced Forged or Billet Aluminum Powder Coated Finish Stainless Steel Pistons, Abutments and Noise Suppression Clips Staggered Pistons to Minimize Uneven Pad Wear Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate Rotor w Billet Aluminum Hat Specs: Axle Rear Axle