Wilwood Caliper-Aero4-R/H - Black 1.62/1.38in Pistons 1.25in Disc 910212EM GMC: Envoy 05 - 09

GMC: Envoy 05 - 09 5

More pulling power

With its user-friendly interface and streamlined design this is truly next-level technology

Exhaust kit 15712 features a cat-back layout that replaces your ride*s stock exhaust components from near the catalytic converter on back

Wilwood Caliper-Aero4-R/H - Black 1.62/1.38in Pistons 1.25in Disc 910212EM GMC: Envoy 05 - 09The new Aero4 forged four piston caliper delivers heavy duty stopping power for the road or track. The caliper incorporates race technology into a body design with widespread adaptability. Radial mounting, multiple options for piston volume, and a rotor diameter ranging from 12. 88" to 15. 00" give this caliper the versatility necessary to suit all types of heavy weight braking requirements. The new Aero4 is the latest innovation to the W4A W6A series