1975-1981 Camaro SS4+ Brake System Rear 4302315GB mallory 1 L6 1974 GMC K25/K2500

1 L6 1974 GMC K25/K2500 Suburban 454/7

you can also tweak your tune to do things like remove your top speed limiter (perfect for your track top speed)

6L V8 1967 Chevrolet Chevelle Concours 283/4

Kenworth T600A (1987-1994)

1975-1981 Camaro SS4+ Brake System Rear 4302315GB mallory 1 L6 1974 GMC K25/K2500Fits 1975 81 GM F Body Cars w OE Small Pattern 10 12 Bolt C clip (BIH) Housing Ends Features: 2 Piece, 4 Piston, S4 Caliper Manufactured in Phoenix, AZ CNC Machined from US Sourced Forged or Billet Aluminum Powder Coated Finish Hard Anodized Aluminum Pistons, Stainless Steel Abutments and Noise Suppression Clips Dual Seals, Dust Weather & Pressure 2 Piece Slot, Drilled, Zinc Plate Rotor w Billet Aluminum Hat Specs: Applications GM F Body 75 81 Axle