Description
Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip GM Diesel Trucks 20-25 V8-6.6L (td) L5P
This DPF-back exhaust system is constructed of 4″ mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are dual 5″ diameter polished 304 stainless steel intercooled clamp-on exhaust tips. The tips features an aFe POWER logo plate riveted on for a unique style. Some cutting may be required, see instruction sheet for further information. Utilizing factory style hangers this system mounts directly to factory mounting locations for a hassle-free installation. A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability. This system fits: Double Cab / Short-Bed – 149.4″ Wheelbase, Crew Cab / Short-Bed – 158.9″ Wheelbase, Double Cab / Long-Bed – 162.4″ Wheelbase, Crew Cab / Long-Bed – 172″ Wheelbase
- Constructed from 4″ Mandrel-Bent 409 Stainless Steel Tubing
- Dual 5″ Diameter Polished 304 stainless steel Intercooled Clamp-On Exhaust Tips
- Utilizes Factory Style Hangers for a Secure Fit
- 100% MIG-Welded for Strength and Durability
- All Necessary Hardware is Included for a Hassle-Free Installation
Specification:
| Exhaust Type | DPF-Back |
|---|---|
| Exit Location | Passenger and Driver Side |
| Muffler Included | No |
| Sound Level | Moderate |
| System Finish | Natural |
| System Material | 409 Stainless Steel |
| System Style | DPF-Back |
| Tip Cut | Slant |
| Tip Edge Style | Rolled edge |
| Tip Finish | Polished |
| Tip Included | Yes |
| Tip Material | 304 stainless steel |
| Tip Outlet Size | 5 |
| Tip Quantity | Dual |
| Tubing Diameter | 4 |
| WARNING CA Proposition 65 | Yes |
| WARNING CA Proposition 65 Message | WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov |




