Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 7 - Jul 12
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Chevy 2001-2004 GMC 6.6L LB7 Duramax Diesel Turbo 3" Downpipe Exhaust Black3" Turbo Down Pipe, Black Coated Finish Greater Heat Retention 20% Greater Flow Over Stock Richer Diesel Sound Gains of up to +21 HP and +24 lb ft Torque Engineered and Tested to Exceed Original Equipment Standards and Performance Professional Installation is Highly Recommended (No Instruction Included) Fitment: 2001 2004 Chevrolet Silverado 2500HD 3500HD 6. 6L Duramax Diesel LB7 2001 2004 GMC Sierra 2500HD 3500HD 6. 6L Duramax Diesel LB7 Excludes
- 3" Turbo Down Pipe, Black Coated Finish
- Greater Heat Retention
- 20% Greater Flow Over Stock
- Richer Diesel Sound
- Gains of up to +21 HP and +24 lb/ft Torque
- Engineered and Tested to Exceed Original Equipment Standards and Performance
- Professional Installation is Highly Recommended (No Instruction Included)
Fitment:
- 2001-2004 Chevrolet Silverado 2500HD/3500HD 6.6L Duramax Diesel LB7
- 2001-2004 GMC Sierra 2500HD/3500HD 6.6L Duramax Diesel LB7
- Excludes Newer 2004.05 LB7 Engine Model
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 1182 reviews
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Product Reviews
★★★★★ 5
Exceptional
Color: Midnight Blue
Perfect Gift To Myself 😊
D & B Exceptional Quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 23, 2026
★★★★★ 5
Very nice leather wallet
Color: Red
Very nice leather wallet. Matches my red Dooney & Bourke purse.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 4, 2026
★★★★★ 5
Smaller in size than most wallets
Color: Caramel
Nice wallet
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Reviewed in the United States on April 18, 2026
★★★★★ 5
Beautiful Dooney & Bourke Wallet
I purchased this black pebbled leather Dooney & Bourke wallet to go with my purse. The quality, design and style is amazing. Dooney & Bourke never seems to disappoint. So worth the price..
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 21, 2025
★★★★★ 4
Love the soft leather
Color: Black
It’s just the right size. Perfect matches great with my purse
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 14, 2024
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