
2004–2025 Chevy GMC Duramax Stainless Steel Downpipe | Heat Wrapped | Dyno Diesels
We offer fast and free reliable shipping for all customers to ensure that you receive your products as soon as possible. Shipping generally takes 3-8 days to transit to you depending on where you're located in the US and Canada. Hawaii, Alaska, and other remote areas may take longer and invoke further shipping expense. Please contact us if you're want more information.
We understand the importance of clarity in our return procedures, both for our customers' peace of mind and for ensuring a smooth process. We've outlined our updated guidelines to facilitate efficient returns here.
Complete your kit with these upgrades!
Product Information
Product Description
2004–2025 Chevy / GMC Duramax “Apex Predator” Stainless Steel Downpipe – Heat Wrapped
Unleash apex-predator exhaust flow on your Duramax. The Dyno Diesels Apex Predator Downpipe is built to survive extreme heat, brutal boost, and hard use—delivering smoother flow, faster spool, and a deep, aggressive exhaust note worthy of a prehistoric powerhouse. This is no weak factory restriction; it’s a full-send upgrade designed to let your turbo breathe.
Features
- Mandrel-bent stainless construction for maximum, uninterrupted flow
- Extra-thick steel built to handle high EGTs and heavy towing abuse
- High-heat thermal wrap to keep under-hood temperatures in check
- CNC-machined steel flanges for a tight, leak-free, bolt-on fit
Benefits
- Smoother exhaust flow directly off the turbo
- Reduced exhaust gas temperatures (EGTs)
- Faster turbo spool-up and sharper throttle response
- Increased overall performance and efficiency
- Deep, throatier exhaust tone that sounds as mean as it pulls.
Powerlevel Options
Product Compatibility
Other Information and Resources
Satisfied Customers
Hear what our customers have to say about our diesel parts.
Other Great Buys
Check out some other products that you might like



