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K&N performance air boxes are designed to dramatically reduce air flow restriction as well as smooth and straighten air flow
the pressure relief valve may generally be removed and plugged
In addition to this
Silver is the best thermal (heat) conductor of all metals
Crank Scraper kits are compatible with factory or ARP main cap studs
GM E90 ECM SERVICES GS350 K&N performance air boxes areOVERVIEW VCM Performance exclusively presents our E90 Modified ECM Exchange Purchase Upgrade Service, giving you the power to tune your 2019 2021 Chevrolet Silverado GMC Sierra (5. 3L L84 & 6. 2L L87 E90). We Upgrade and modify ECMs as fast as we can, but initially, please allow at least 1 business days (plus the time to ship the ECM) per ECM that you send in for the exchange process to be completed. The address to ship your ECM to is: VCM Performance