Duramax LBZ Downpipe Upgrade Guide
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Duramax LBZ Downpipe Upgrade Guide

An upgraded downpipe is one of the best performance upgrades for the Duramax LBZ. It provides power gains, lowers EGTs, improves turbo spool, and improves engine efficiency. Overall, it is one of the best performance and reliability upgrades available to these engines. With experience manufacturing performance downpipes for the LBZ, we’re going to give you…

Duramax LML Downpipe Upgrade Guide
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Duramax LML Downpipe Upgrade Guide

One of the best performance upgrades for the Duramax LML is a 3″ downpipe. A downpipe will help reduce exhaust backpressure, providing good power gains in addition to lower EGTs, faster turbo spool, better gas mileage, and more. Through our performance brand, Boosted Performance, we’ve been making downpipes and performance products for Duramax engines for…