Comp Cams 132-302-13 Stage 2 LST 194/208 Solid Roller Cam for GM 6.6L Duramax DieselStage 2, perfect camshaft for most performance engine builds, taking full advantage of additional boost and more aggressive tunes. Ideal for use in modified applications with COMP valve spring kit. The LST Camshaft Series uses the newest and most advanced lobe designs from COMP Cams. These new lobes provide the potential for major increases in power and torque in Duramax engines when combined with the appropriate tuning. The Low Shock Technology