Description
Upgrade your 6.7 cummins exhaust system with SPELAB’s high-performance DPF-back pipe, designed for enthusiasts who want to keep DPF while enjoying an aggressive exhaust note. Crafted from durable 409 or 304 stainless steel, our pipe offers a superior OE+ solution—409 for a cost-effective replacement (solving aging pipe issues) or 304 for enhanced corrosion resistance. The black-painted exhaust tip delivers a sleek, aggressive look, while the enlarged outlet ensures deeper sound and improved flow. Drive louder, stand out—without DPF removal!
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| Parameter | T304 | T409 |
|---|---|---|
| Corrosion Resistance | 18% Cr, 8% Ni (Better) | 11% Cr, trace Ti (Good) |
| High Temp Resistance | ≤ 870°C | ≤ 800°C |
| Oxidation Resistance | Excellent | Good |
| Salt/Cl– Resistance | Excellent | Good |
| Sulfide Resistance | Excellent | Good |
| Estimated Lifespan | 10–15+ years | 7–12 years |
Specification
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| Filter Back Material | T409/T304 Stainless Steel |
|---|---|
| Exhaust Tip Material | Stainless Steel |
| Exhaust Diameter | 5″ |
| Installation | Bolt-on (no welding required) |
| Sound Level | Performance-enhanced tone (deeper but not overly loud) |
Features
- Optimized Exhaust Flow – Minimizes backpressure to unlock hidden engine potential, improving acceleration and overall drivability.
- Heavy-Duty Material Options – Features stainless steel construction, available for superior corrosion resistance in harsh environments.
- Simple Installation – Direct bolt-on replacement using OEM mounting points – no cutting or welding required.
- Signature Sound Profile – Delivers a deep, throaty exhaust note that enhances your driving experience without cabin resonance.
- Factory-Engineered Fit – Precision-designed to maintain original equipment clearances and alignment.
- Emissions Compliant – Fully compatible with your factory-installed DPF system (not a delete kit).
- Custom Aesthetic – Features a matte-black finished tip for a sleek, aggressive rear-end appearance.
What’s in the BOX?
5″Extension Pipe x 1
Tail Pipе x 1
4″ Clamps x 1
5″ Clamps x 1
Exhaust Tip x 1
Installation
Fiment
- 2013-2018 Dodge Ram 2500HD 3500HD 6.7L Diesel ( NOT include Crew Cab with Short Bed )
- 2019+ Dodge Ram 2500HD 3500HD 6.7L Diesel (All Cabs/Beds)
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