SS4 Brake System Rear 4302332GB exhaust-flex-pipe This new height allowed for

This new height allowed for larger radius air entries which were optimized using Computational Fluid Dynamics (CFD) software to deliver smoother flow into new fully machined

Full map rescaling for drivability from idle to wide open throttle and everywhere in between

7 V8 1975 - 1993 Chevrolet G30 Beauville 350/5

6 V8 1977 - 1985 Chevrolet C20 305/5 V8 1980 - 1985 Chevrolet G20 305/5 V8 1976 Chevrolet G30 Beauville 400/6

4L V8 1963 - 1969 Chevrolet Biscayne   427/7L V8 1970 - 1972 GMC C15/C1500 Suburban   402/6

SS4 Brake System Rear 4302332GB exhaust-flex-pipe This new height allowed forFits Rear Ends w GM Small Pattern 10 12 Bolt Bearing on Axle (BOA) Non Flush Mount Housing Ends (5x4. 75", 5x5"BC) 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 1 Piece Slot, Drilled, Zinc Plate Rotor Specs: Axle Rear Axle Flange GM