A2720780249 / RL011710AA / 68011710AA – Mercedes-Benz V8 DOHC Injectors (8-pack)

Restore factory performance and smooth idle in your Mercedes-Benz V8 with genuine OEM Siemens injectors — rebuilt to precise flow specs.

This listing is for 8 rebuilt Mercedes-Benz OEM fuel injectors stamped with part number A2720780249 (Siemens RL011710AA / 68011710AA). These are not replacements — they are the exact OEM parts installed at the factory. Each injector is professionally ASNU serviced.  Ultrasonically cleaned, spray pattern verified, flow-matched, and ensured to meet 5.5L DOHC V8 new injector specifications.

Product Features

• Stamped: A2720780249 / RL011710AA / 68011710AA
• Genuine Siemens OEM injectors — not aftermarket substitutes
• Flow matched to within ±2% for consistent cylinder balance
• Tested and cleaned using ASNU diagnostic calibration equipment
• Lifetime warranty on performance and reliability

Vehicle Compatibility

This injector is correct for a wide range of 4.7L and 5.5L Mercedes-Benz V8 DOHC engines from 2006 to 2015. Confirm stamped part number: A2720780249 / RL011710AA / 68011710AA

• 2007–2010 Mercedes-Benz CL550 – 5.5L V8
• 2007–2009 Mercedes-Benz CLK500 – 5.5L V8
• 2006 Mercedes-Benz CLK55 AMG – 5.5L V8
• 2007–2009 Mercedes-Benz CLK550 – 5.5L V8
• 2010–2011 Mercedes-Benz CLS350 – 5.5L V8
• 2007–2011 Mercedes-Benz CLS500 – 5.5L V8
• 2007–2011 Mercedes-Benz CLS550 – 5.5L V8
• 2010 Mercedes-Benz E300 – 5.5L V8
• 2007–2011 Mercedes-Benz E500 – 5.5L V8
• 2007–2011 Mercedes-Benz E550 – 5.5L V8
• 2009–2015 Mercedes-Benz G500 – 5.5L V8
• 2010–2015 Mercedes-Benz G550 – 5.5L V8
• 2007–2012 Mercedes-Benz GL450 – 4.7L V8
• 2008–2012 Mercedes-Benz GL500 – 5.5L V8
• 2008–2012 Mercedes-Benz GL550 – 5.5L V8
• 2010–2011 Mercedes-Benz ML350 – 5.5L V8
• 2008 Mercedes-Benz R550 – 5.5L V8
• 2008–2011 Mercedes-Benz S450 – 4.7L V8
• 2007–2010 Mercedes-Benz S500 – 5.5L V8
• 2007–2011 Mercedes-Benz S550 – 5.5L V8
• 2007–2012 Mercedes-Benz SL500 – 5.5L V8
• 2008–2012 Mercedes-Benz SL550 – 5.5L V8

Common Symptoms Fixed

• Rough idle or misfiring at cold start
• Check Engine Light with P017X, P030X codes
• Leaking injectors causing black smoke or fuel odor
• Imbalanced cylinder fuel delivery / poor throttle response

Why Use These OEM Injectors?

These are not generic replacements. They are original Siemens-built injectors used in factory Mercedes-Benz V8 applications. Aftermarket units can cause spray irregularities and drivability issues. These are professionally rebuilt and ready for long-term, OEM-level performance.

✅ Fast shipping. OEM quality. Lifetime backed.