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Notes
+80% Exhaust Airflow Increase: High-flow 4-inch mandrel-bent piping reduces exhaust backpressure by up to 60% compared to stock restricted setups.
150°F–200°F EGT Drop: Dramatically reduces Exhaust Gas Temperatures (EGTs) under heavy towing and high-load conditions to protect engine components.
100% Premium T-409 Stainless Steel: Built with durable, corrosion-resistant T-409 stainless steel to withstand harsh road conditions, road salt, and extreme heat.
Muffler-Delete Straight Pipe Tone: Non-muffler design maximizes exhaust velocity while delivering a raw, aggressive, competition-ready diesel exhaust note.
2–3 Hour Direct Bolt-On Setup: Fully engineered with factory-style pre-welded hangers and heavy-duty clamps for a hassle-free, direct OEM replacement.
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Will not fit regular cab
Will not fit the Cab & Chassis
Unleash the raw performance and unrestricted tone of your truck with this 4-inch T-409 stainless steel turbo-back exhaust system. Engineered specifically as a precision-fit exhaust solution for 2010-2012 6.7 cummins diesel engines in Dodge Ram 2500 and 3500 models, this straight-pipe setup replaces restrictive factory exhaust components from the turbocharger all the way back to the tailpipe to maximize exhaust velocity and thermal efficiency.
Looking for an in-depth setup analysis? Read our ultimate best 6.7 cummins dpf delete kit guide to choose the right performance options for your build.
| Metric / Performance Feature | Factory Stock Exhaust | 4" Turbo-Back (This Product) | 5" Turbo-Back Systems | Cat-Back / Filter-Back |
|---|---|---|---|---|
| Airflow Capacity (CFM) | Baseline (~350 CFM, Restricted) | ~650–700 CFM (+80% Flow) | ~950+ CFM (+150% Flow) | ~400–450 CFM (+15% Flow) |
| Peak EGT Reduction | 0°F (Baseline: >1,350°F under load) | 150°F – 200°F Temperature Drop | 180°F – 220°F Temperature Drop | <50°F Temperature Drop |
| Estimated Power Gains | Baseline (0 HP / 0 lb-ft) | +15 to +25 HP / +30 to +45 lb-ft | +18 to +25 HP (Gains taper on OEM turbo) | +3 to +5 HP (Negligible) |
| Low-End Velocity & Torque | High Restriction / Slow Spool | Optimal Velocity (Fast Turbo Spool) | Velocity Loss (Slight Low-End Lag) | Stock Velocity Preserved |
| In-Cab Drone (70 mph Towing) | Silent (~68 dB) | Controlled Drone (~82–88 dB) | Severe Drone (>95–105 dB) | Near OEM (~70 dB) |
Removing exhaust restrictions requires a tuner to suppress check engine lights (CEL) and prevent trouble codes. If you are comparing full setup costs or evaluating what is the best delete kit for 6.7 cummins, pair this pipe with an EFI Live or EZ LYNK tuner. Learn more about expenses in our how much does it cost to delete a 6.7 cummins guide.
Pairing this exhaust with a high-flow EGR kit or a comprehensive 6.7 cummins dpf delete kit completes your off-road performance build. Read our def delete kit for 6.7 cummins analysis for setup requirements.
IMPORTANT NOTICE
This product is intended for off-road, racing, or competition use only and is not legal for public road use or for vehicles subject to emissions regulations in the United States. Vehicles equipped with this product may fail emissions or state inspections.
Customers are responsible for ensuring compliance with all applicable local, state, and federal laws. Installation of aftermarket parts may also affect your vehicle warranty—please consult your manufacturer for warranty coverage.
International legality may vary; users should confirm local laws before installation.
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