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Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
*Please check your state laws in regards to using "vented to atmosphere" catch cans
The new E41 ECM Upgrade Kit gives DIY enthusiasts and professional tuners a convenient option to perform the ECM upgrade on their 2017+ Chevy Silverado/GMC Sierra 6
registered
A fully enclosed injection molded air box connects to the factory air intake hose
VCM LSA, S/C, PULLEY HUB, 10 BOLT 6.4 V8 *Please check your state lawsVCM LSA 10 bolt supercharger hub, to suit stock supercharger snout or supercharger front cover, that will allow you to quickly switch between our different size supercharger pulleys on the car. Click HERE for our VCM 10 Bolt pulleys!