Industrial 44B801 130lb Valve Spring Kit | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Features: - Helps Prevent Valve Float - Increased Performance - Rated up to 130psi Boost/Drive Pressure - Rated up to 5000rpm - 32 Conical Valve Springs - 32 Billet Steel Retainers - 32 Chromoly Spring Seats - 64 Valve Locks The Industrial Injection Duramax 130lb. Performance Valve Spring Kits were designed with performance in mind. We recommend this valve spring kit for engines that are pushing over 45psi boost and/or 3200rpm. This performance valve spring kit will help prevent valve float, there for allowing your truck to run more efficiently and make more power safely. This comes as a complete kit with conical valve springs, billet steel retainers, chromoly spring seats and valve locks to provide the best durability and reliability to your valve train. Fits: - 2001-2016 LB7, LLY, LBZ. LMM, LML 6.6L Duramax Engines