Exhaust Manifold Kit w/ Up-Pipes (2001-2016 Duramax 6.6L LB7/LLY/LBZ/LMM/LML)
Fix restrictive factory manifolds with DIESELR’s direct-fit 6.6L Duramax exhaust manifold and up-pipe kit. Built for long-term reliability and lower EGTs.
Join the Bad Guy Motors email list for product drops, garage inspo, and VIP invites. We'll email a one-time 5% off code after you subscribe.
One-time 5% welcome code
Good on any product or service invoice.
Early access
Be first to hear about limited builds, gear, and events.
Direct inbox
Need help? Reply to any email and the crew will jump in fast.
Prefer texting? Call (403) 525-0432 or email support@badguymotors.com.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
Fix restrictive factory manifolds with DIESELR’s direct-fit 6.6L Duramax exhaust manifold and up-pipe kit. Built for long-term reliability and lower EGTs.
DIESELR Heavy Duty Thick Wall Up Pipes for Powerstroke 6.4L trucks are built for extreme temps and pressure. No EGR. Direct-fit reliability, no shortcuts.
Exhaust
No reviews yet. Be the first to leave one.