Product Description
The DDP DDPLLY-75NZ is a 75-inch, non-zinc braided fuel line engineered for custom diesel fuel system configurations on 2001–2005 GM Duramax LB7 and LLY trucks. Featuring diesel-rated construction and corrosion-resistant materials (no zinc-plated ends), this line is ideal for high-performance fuel setups, CP3 conversions, or return line modifications where longer routing is required.
Vehicle Fitment:
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2001–2004 Chevrolet Silverado 2500HD / 3500HD – 6.6L Duramax LB7
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2004.5–2005 Chevrolet Silverado 2500HD / 3500HD – 6.6L Duramax LLY
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2001–2004 GMC Sierra 2500HD / 3500HD – 6.6L Duramax LB7
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2004.5–2005 GMC Sierra 2500HD / 3500HD – 6.6L Duramax LLY
For use in custom fuel systems. Not a direct OEM line replacement.
Specifications:
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Brand: DDP (Diesel Dealer Pros)
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Part Number: DDPLLY-75NZ
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Length: 75 inches
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Construction: Braided stainless (non-zinc ends)
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Line Type: Diesel-rated
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End Type: AN-style or push-lock (non-zinc coated)
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Fuel Compatibility: Diesel, B20+, ULSD
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Made in: USA
Features & Benefits:
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Non-zinc fittings eliminate risk of corrosion in ULSD/Bio-diesel systems
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75" length ideal for return blocks, regulators, or custom pump locations
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Braided design offers heat, abrasion, and pressure resistance
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Compatible with aftermarket Duramax fuel systems
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Designed for longevity in harsh environments
Recommended Pairings:
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DDP CP3 conversion kits
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DDPNLLY return blocks
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DDPLLY-50NZ / 100NZ for other routing configurations
