- FREE GROUND SHIPPING -MaxSpool Engineering designed their 32 Valve 6.6L Duramax Dual Valve Springs and Retainers to best high performance Valve Springs available. Using time proven materials, a dual spring design, light weight retainer, and the hard lessons learned on the track these are the best high performance valve springs available for your Duramax.
MaxSpool Engineering GMC / Chevy 6.6L Duramax Dual Valve Springs with Retainers
The MaxSpool Engineering Duramax Dual Valve Springs With Retainers are available for the:
The MaxSpool Engineering High Performance 6.6L Duramax Dual Valve Springs With Retainers are sold as a complete set containing:
The MaxSpool Engineering 6.6L Duramax Turbo Diesel Dual Valve Springs were developed tested and proven on the track. The track proven performance valve train package is designed to be the ultimate Heavy Duty Dual Valve Springs and Retainer for your Duramax Turbo Diesel engine program. The MaxSpool Engineering Cummins Dual Valve Springs With Retainers match the frequency of the rest of the valve train components throughout the entire RPM range of the mighty 6.6L Duramax.
With extremely stringent design criteria the MaxSpool Engineering Duramax Dual Valve Springs With Retainers to best High Performance Replacement valve spring available on the market today!
The MaxSpool Engineering 6.6L Duramax High Performance Valve Springs w/Retainers are MADE IN THE USA!