KB Piston Set - 4.065" Bore - 1.5 x 1.5 x 2.5 mm Ring Grooves - SB Chevy (Set of 8) Bump Steer Kit Those quality components are what

Those quality components are what makes Boom Mat Vibration Damping Material require only 25-50% coverage to get the job done

A 3" One-Piece Mandrel-Bent Wrinkle-Black Powder-Coated Intake Tube directs unrestricted airflow from the massive filter to the throttle for more horsepower and torque

Note: 2021-2023 Bronco cat-back systems will have lower peak dyno results on stock applications when compared to our axle-back systems

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KB Piston Set - 4.065" Bore - 1.5 x 1.5 x 2.5 mm Ring Grooves - SB Chevy (Set of 8) Bump Steer Kit Those quality components are whatProduct Description: Piston 4. 0851 in Bore 1. 5 x 1. 5 x 2. 5 mm Ring Grooves Minus 1. 81 cc GM LS Series Set of 8 Created from a high silicon aluminum alloy, KB Performance pistons are lightweight to improve throttle response and RPM changes while still being strong enough to withstand high compression and high temperatures. Each piston is engineered with race ready features like high upper compression ring locations, gas accumulator grooves,