Description
Product Overview
The iFJF 2004.5-2010 6.6L Chevy GMC Duramax Passenger Side Up-Pipe & 3'' Downpipe Exhaust is a premium-quality aftermarket replacement part engineered for 2004 Chevrolet / GMC Duramax_6.6L LBZ vehicles. Designed to meet or exceed OEM specifications, this Up-Pipe delivers exceptional performance, durability, and reliability for Sierra_3500HD / Silverado_2500HD owners who demand the best for their vehicles.
Key Features
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Precision Engineering: Manufactured to exact OEM specifications using advanced CNC machining and rigorous quality control processes for perfect fitment every time.
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Premium Materials: Constructed from high-grade materials selected for maximum durability, corrosion resistance, and long service life under demanding conditions.
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Direct Fit Installation: Designed as a direct bolt-on replacement with no modifications required — simply remove the old part and install this one using basic hand tools.
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Quality Certified: Backed by IATF 16949 certified manufacturing standards, ensuring consistent quality and reliability across every unit produced.
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Comprehensive Warranty: Covered by iFJF's standard warranty against manufacturing defects, with dedicated customer support available to answer your questions.
⚠️ Off-Road Use Only Disclaimer
IMPORTANT: This product is intended for OFF-ROAD / COMPETITION USE ONLY. It is NOT legal for sale or use on pollution-controlled motor vehicles operated on public roads in the United States under EPA (Environmental Protection Agency) and CARB (California Air Resources Board) regulations. By purchasing this product, you acknowledge that you understand this restriction and agree to use it solely for off-road, closed-course racing, or export applications. Please verify your local, state, and federal laws before purchasing.
Compatibility
| Specification |
Details |
| Vehicle Make |
Chevrolet / GMC |
| Vehicle Models |
Sierra_3500HD / Silverado_2500HD |
| Year Range |
2004 |
| Engine |
Duramax_6.6L LBZ |
| Part Number |
iFJF 2004.5-2010 6.6L Chevy GMC Duramax Passenger Side Up-Pipe & 3'' Downpipe Exhaust |
| Replaces OEM |
OEM specifications |
Why Choose iFJF Direct?
At iFJF Direct, we specialize in providing diesel enthusiasts and professional mechanics with premium aftermarket parts that deliver genuine value. Every product we sell is carefully selected for quality, tested for performance, and backed by our commitment to customer satisfaction. Whether you're maintaining a daily driver, building a competition truck, or servicing a fleet, iFJF has the parts you need with the quality you can trust.
Frequently Asked Questions
Q: Will this fit my 2004?
A: This Up-Pipe is specifically designed for 2004 Chevrolet / GMC Sierra_3500HD / Silverado_2500HD with the Duramax_6.6L LBZ. Always verify your vehicle's exact year, make, model, and engine specification match the compatibility information above before ordering.
Q: Is professional installation required?
A: Installation difficulty varies by vehicle and skill level. For most applications, this is a direct bolt-on replacement that can be completed with basic hand tools. We always recommend consulting a certified mechanic if you are unsure about any installation procedure.
Q: What's included with my purchase?
A: Your purchase includes the Up-Pipe as shown. Please review the product images and description carefully. If additional hardware or gaskets are required for installation, they are included where noted.
Q: What is your shipping and delivery policy?
A: iFJF Direct offers fast worldwide shipping. Orders are typically processed within 1-2 business days. Shipping times vary by destination. Free shipping is available on qualifying orders. Contact our support team for specific delivery estimates to your location.
Q: What warranty coverage do you provide?
A: All iFJF products are warranted against manufacturing defects. Our warranty covers replacement or refund of defective products. Contact our support team with your order number to initiate a warranty claim. We pride ourselves on standing behind every product we sell.
Q: Will this kit cause a check engine light?
A: Yes, removing or modifying emission control systems will trigger diagnostic trouble codes (DTCs) and illuminate the check engine light. ECU tuning is required to disable related DTCs and prevent the vehicle from entering limp mode. This product includes hardware only — tuning services are not included.
Q: Is this legal for street use?
A: No. This product is sold for OFF-ROAD / COMPETITION USE ONLY. It is NOT compliant with EPA or CARB regulations and is not legal for use on public roads in the United States. Please verify your local, state, and federal laws before purchasing.
Order With Confidence
When you order from iFJF Direct, you're getting more than just a Up-Pipe — you're getting our commitment to quality, reliability, and customer satisfaction. Every product is backed by our warranty and supported by our knowledgeable customer service team. Order yours today and experience the iFJF difference!
