• DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8
  • DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8
  • DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8
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DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8

DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8

21S-06-0550-8

In stock

$637.65 USD
$719.00 USD $637.65 USD
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The DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors are high-performance fuel injectors designed to optimize fuel delivery for enhanced engine performance. Engineered for precise spray patterns and reliable operation, these injectors feature a 550cc flow rate, making them suitable for modified or high-demand applications. Constructed with durable materials to withstand high pressures and temperatures, they ensure consistent fuel delivery and improved throttle response. These injectors are ideal for enthusiasts seeking increased power, better fuel efficiency, and reliable operation in demanding driving conditions.

Designed specifically for 2001 to 2009 Audi S4, RS6, and S6 models equipped with 4.2L V8 engines, these injectors are a direct drop-in replacement for stock units. They are compatible with both street and track use, providing a significant upgrade over factory components. Installation is straightforward for experienced technicians, and the set includes eight injectors to fully replace the OEM fuel system components. Suitable for performance tuning, forced induction setups, or general maintenance, these injectors deliver consistent, high-quality fuel delivery to support increased engine output.

Overview

DeatschWerks, LLC, founded in 2004, is a company dedicated to providing high-performance fuel system solutions. Located in Oklahoma City, Oklahoma, DW operates out of its own 36,000 sq. ft. facility that houses all of the company's functions including design, end-manufacturing, quality assurance, sales, marketing, and administration. DeatschWerks' roots were established by offering high flow drop-in fitment fuel injectors. In 2009 DW expanded into fuel pumps with the DW300 the first in-tank fuel pump to outflow the standard 255 LPH pump. Since then, DW has developed innovative fuel system components such as the in-line 250iL and 350iL pumps, modular surge tanks, conversion fuel rails, dual-stage fuel filters, ethanol compatible fuel pressure regulators, and lines and fittings. Today, the DeatschWerks line-up of fuel system components includes over 800 SKUs covering Sport Compact, Modern Muscle, and Euro applications.This Part Fits:

Year Make Model Submodel
2001-2002,2004-2008 Audi S4 Avant
2001-2002,2004-2008 Audi S4 Base
2004-2009 Audi S4 Cabriolet
2002-2003 Audi S6 Avant
2007-2009 Audi S6 Base
2001-2003,2007-2009 Audi S8 Base
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