SUPERTECH DUAL VALVE SPRING & (16) VALVE KIT COMBO SPRK-H1021D psi springs 25MM 6-Point Nuts Only (10-Pack)

25MM 6-Point Nuts Only (10-Pack)

Redesigned brackets make this kit much more street friendly by changing the angle the mounts so the urethane can perform the way it was designed to

•Dyno tested to make 10-15hp gains

Quaife ATB for standard driveshafts (QDF9U)

We use the 2

SUPERTECH DUAL VALVE SPRING & (16) VALVE KIT COMBO SPRK-H1021D psi springs 25MM 6-Point Nuts Only (10-Pack)SUPERTECH DUAL VALVE SPRING & (16) VALVE KIT COMBO SPRK H1021D Supertech racing valves are One Piece Forged for strength and reliability, followed by several steps of heat treatments, shot peened, CNC finished and hand polished to strict tolerances by Supertech making these valves the choice for the most demanding applications. Supertech Spring Retainer Kits ACURA RSX S K20A2 L4 ; HONDA S BASE F20C1 L4 ; SPRK H1021D Supertech Spring Retainer kits are