Piper Cams WGM Spec Cams for Vauxhal Astra H VXR

Performance camshafts designed for 300-500HP builds

Proven to work well with Stock manifold set up / hybrid turbochargers, with 12-14HP with upto 20lbft gains

Much larger gains are seen once larger turbos are installed with Tubular manifolds, gains vary with different turbo set ups, approximately 40-60HP can be seen once entering the 400HP+ power level when comparing same boost pressures with stock cams

Includes Inlet + Exhaust Camshafts

Proven on 450HP+ Builds

Exclusive profile design

Recommended to be matched with Piper uprated valve springs