2004.5-2005 Duramax Brand New Clean Custom Series Injector Set (DDPNLLY-SM)

Fits

Engineered for the absolute limits of the LLY Duramax, these injectors are the premier choice for competition builds pushing north of 1,200 RWHP. Every set is custom-tailored to your vehicle's modifications, using high-flow SAC-style nozzles to ensure your 6.6L has the fuel volume required for record-setting passes. Built for elite competitors who can't afford to finish second, these brand-new, precision-matched units represent the pinnacle of diesel fueling technology.

*IMPORTANT: Race waiver and custom worksheet are required. Click Here!

Part Number: DDPNLLY-SM

Superseded Part Number: DDP NLLY-SM

• Supports 1,200+ RWHP builds
• Built to spec based on intended use and vehicle modifications
• High-durability SAC nozzles
• Oval Bowl Piston design available
• Precision balanced and matched
• 100% brand new units

• 8 x Brand New Custom Series Injectors

• When you're pushing limits on the track or on the dyno, things can and do happen, even to the highest quality injectors. That's why many of our top-performing customers choose to order an extra injector (or two) as a backup.
• DDP's injectors are built for reliability and trusted by serious competitors worldwide, but testing and repairs are handled on a first-come, first-served basis — turnaround for custom injector repairs can run 2-4 weeks in the busy spring and summer months.
• Requires a completed custom injector waiver
• Intended for off-road competition use
• Not for sale or use in California
• No core charge required
• No Returns - No Warranty