BTR Truck Norris Camshaft: The Best Chop Idle for Silverado & Sierra (Hear It Idle!)

BTR Brian Tooley Racing Truck Norris LS Camshaft Kit | Fits Gen 3 & 4 LS Engines | 1999-2013 4.8L 5.3L 5.7L 6.0L 6.2L LS1 LM7 LQ4 LQ9 find it here on amazon: https://amzn.to/4heJoCR stock exhaust manifolds with a muffler delete *affiliate link earns on qualified sales Truck Norris Camshaft Specs: 212/22X, .552"/.552", 107LSA, 3-Bolt Pattern Truck-Focused Camshaft Profile: Designed to increase low- and mid-range torque where LS trucks need it most, delivering improved throttle response, towing performance, and everyday drivability. Gen 3 and Gen 4 LS Compatibility: Engineered specifically for 1999–2013 GM LS truck engines including 4.8L, 5.3L, and 6.0L platforms for broad application coverage. Street and Tow Friendly Design: Provides strong performance gains without excessive RPM demands, making it ideal for daily drivers, work trucks, and street-oriented performance builds. Noticeable Power and Sound Upgrade: Delivers a more aggressive exhaust note while maintaining balanced drivability when paired with proper supporting components and tuning. BTR Truck Norris Camshaft, Brian Tooley Racing, Truck Norris Cam, LS Cam swap, Silverado performance parts, Sierra performance parts, LS engine mod, choppy idle sound, engine chop, V8 sound, camshaft installation, truck performance, horsepower gains, torque increase, 5.3 LS cam, 4.8 LS cam, 6.0 LS cam, 6.2 LS cam, AFM delete, VVT delete, stock converter friendly, daily driver cam, best truck cam, how to install camshaft, dyno results