Description
Product Overview
Upgrade your 2007.5-2010 Chevrolet Silverado 2500HD/3500HD or GMC Sierra 2500HD/3500HD with the iFJF Passenger Up-Pipe & EGR Valve Delete Kit. This comprehensive kit eliminates the restrictive factory EGR (Exhaust Gas Recirculation) system and replaces the failure-prone passenger-side up-pipe with a heavy-duty mandrel-bent replacement. Designed specifically for the 6.6L Duramax LMM turbo diesel engine, this kit reduces exhaust gas temperatures (EGTs), improves turbocharger response, and prevents soot/carbon buildup in the intake system.
⚠️ OFF-ROAD / COMPETITION USE ONLY: This product is intended for off-road, racing, and competition vehicles only. Not for use on public roads or highways. Check local, state, and federal regulations before installation.
Key Features
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Complete EGR System Elimination: Includes EGR valve delete plate and all required block-off hardware to fully remove the EGR system from your LMM Duramax.
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Heavy-Duty Passenger Up-Pipe: Mandrel-bent T304 stainless steel construction replaces the restrictive, crack-prone OEM up-pipe for improved exhaust flow.
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CNC-Machined Block-Off Plates: Precision-cut 6061-T6 aluminum plates with recessed O-ring grooves ensure a leak-free seal at all EGR mounting points.
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Lower EGTs & Better Spool: By eliminating exhaust gas recirculation, turbo spools faster and exhaust temperatures drop 100-200°F under load.
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Prevents Carbon Buildup: Removes the source of soot and carbon deposits that clog the intake manifold, swirl valves, and EGR cooler on LMM engines.
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Direct Bolt-On Installation: All necessary gaskets, bolts, and hardware included — no welding or fabrication required.
Compatibility
| Year |
Make |
Model |
Engine |
| 2007.5-2010 |
Chevrolet |
Silverado 2500HD / 3500HD |
6.6L Duramax LMM |
| 2007.5-2010 |
GMC |
Sierra 2500HD / 3500HD |
6.6L Duramax LMM |
Specifications
| Specification |
Detail |
| Material |
T304 Stainless Steel (Up-Pipe) / 6061-T6 Aluminum (Plates) |
| Pipe Diameter |
2.0 inches (mandrel-bent) |
| Finish |
Natural stainless / CNC machined |
| Fitment |
2007.5-2010 Duramax LMM ( Passenger Side ) |
| Includes |
Up-pipe, EGR delete plates, gaskets, bolts, O-rings, hardware kit |
| Installation |
Bolt-on (professional installation recommended) |
Why Choose iFJF
iFJF Direct specializes in high-performance diesel aftermarket components engineered for the North American truck enthusiast. Our LMM Duramax delete kits are manufactured to strict tolerances using premium materials — from T304 stainless up-pipes that resist thermal fatigue to CNC-machined aluminum plates that seal perfectly against factory mounting surfaces. Every kit includes all necessary hardware and gaskets for a frustration-free installation.
Frequently Asked Questions
Q: Will this fit my 2007.5 Duramax LMM?
A: Yes. This kit is specifically designed for 2007.5-2010 Chevrolet Silverado and GMC Sierra 2500HD/3500HD models equipped with the 6.6L Duramax LMM turbo diesel engine. The 2007.5 model year (new body style) is fully compatible.
Q: What's included in the kit?
A: The kit includes the passenger-side heavy-duty up-pipe, EGR valve delete plate, block-off plates, all required gaskets, O-rings, Grade 8 bolts, and detailed installation hardware.
Q: Will this lower my EGTs?
A: Yes. By eliminating EGR gas recirculation, exhaust gas temperatures typically drop 100-200°F under load. Combined with a tune, EGT reduction can be even more significant.
Q: Does this require a tuner or ECM reprogramming?
A: Yes. Removing the EGR system will trigger a Check Engine Light (CEL) without proper ECM tuning. A compatible tuner or custom tune is required to disable EGR-related DTCs.
Q: What tools are needed for installation?
A: Basic hand tools including 10mm, 13mm, 15mm sockets/wrenches, torque wrench, and penetrating oil for rusted factory bolts. Professional installation is recommended — typical install time is 2-4 hours.
Q: Is this product street legal?
A: No. This product is for OFF-ROAD / COMPETITION USE ONLY. It is not CARB-compliant and not legal for sale or use in California or other states with similar emissions regulations. Check your local laws before purchase.
Q: Does this kit replace both up-pipes?
A: This kit includes the passenger-side up-pipe only. The driver-side up-pipe can remain stock or be upgraded separately.
Q: What's the difference between LMM and LBZ EGR kits?
A: The LMM (2007.5-2010) uses a different EGR system layout compared to the LBZ (2006-2007). This kit is specifically engineered for LMM fitment — do not attempt to install on LBZ or LLY engines.
⚠️ Off-Road / Competition Use Only: This product is intended for off-road or competition vehicles only. Not legal for highway use on emissions-controlled vehicles in the US and many other jurisdictions. Check local and federal regulations before purchasing. Removal of emissions equipment may void your vehicle warranty.
