How to fix and repair the stripped plastic threads of the stock air cleaner air box by drilling new holes and placing new metal bolts to secure the lid, and How to modify the stock air box to improve intake air flow.

Chevrolet Silverado Stock Airbox Mod

A modified Stock AirBox with an aftermarket replacement filter is better performing than a "COLD AIR" intake.

My Truck: Chevrolet Silverado 2015 5.3 V8 Gen V L83 Engine.

This trick works for most Chevrolet Silverado GMC Sierra GM Truck and SUVs, and probably as well for newer 2019 and 2020 2021 Silverado Sierras

Chevrolet GMC GM Cadillac Silverado Cheyenne Sierra Denali Yukon Tahoe Suburban Escalade 2014 2015 2016 2017 2018 2019 2020