Product Description
Wake up your 5.9L with the MBRP S61140P 5" Turbo-Back, Single Side Exit exhaust. Built from heavy-gauge aluminized steel (Performance/Armor Lite series), this system drops backpressure, lowers EGTs, and delivers that clean, deep MBRP tone. It includes the required 4" turbo downpipe for a true turbo-back solution and a straight-through muffler for strong flow without excessive drone.
Fitment
- 2003–2004 Dodge Ram 2500/3500, 5.9L Cummins (all cabs & beds).
- Includes 4" turbo downpipe; single side exit.
- Note: Not for vehicles equipped with the California emissions catalytic converter (235 HP “California model”).
What’s Included
- 5" mandrel-bent aluminized steel tubing
- 4" turbo downpipe / adapter pipe
- Straight-through muffler
- Over-axle pipe & tailpipe
- Hangers, clamps, and hardware
- Tip not included
Cross-Reference / Alternatives (MBRP-only)
- S61140409 – 5" Turbo-Back, T409 Stainless (Armor Plus)
- S61140AL – 5" Turbo-Back, Aluminized with tip (Installer)
- S61140PLM – 5" Turbo-Back, Aluminized, no muffler
- S6104AL – 4" Turbo-Back, Aluminized
- S6104409 – 4" Turbo-Back, T409 Stainless (4WD)
Specifications
| Brand | MBRP |
| Part Number | S61140P |
| Series | Performance / Armor Lite |
| Material | Aluminized Steel |
| System Type | Turbo-Back |
| Pipe Diameter | 5" |
| Downpipe Included | Yes – 4" downpipe |
| Muffler | Yes – straight-through |
| Exit | Single Side Exit (passenger side) |
| Exhaust Tip | No tip included |
| Warranty | 1-Year (P/PLM series) |
| UPC | 882963124159 |
| Country of Origin | Canada |
Helpful Notes
- Bolt-on installation using factory-style hangers.
- Designed to reduce EGTs and improve throttle response.
- Pair with a quality intake and tuner for best results.
FAQ
Does this kit include the turbo downpipe?
Yes. S61140P includes the required 4" turbo downpipe/adaptor so you get a complete turbo-back system.
Is a tip included?
No. This P/Armor Lite variant does not include a tip. If you want stainless with a tip, see S61140409 or aluminized with tip S61140AL.
Will it fit California-emissions (235 HP) models?
No. It is not for vehicles equipped with the California emissions catalytic converter.
What’s the sound level like?
Deep and clean with the straight-through muffler—aggressive under throttle without excessive drone in cruise.
