The highest-performing, race-bred cold-air induction system for the current B9 Audi S4 & S5!
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4039962
Mfg#:
VWR1241S4
Ships on Nov 19, 2026
ON SALE!
SAVE 10%
$1340.99
This product was last offered at the strikethrough price on 10-26-2026
Prevent overheating and premature engine wear
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Does not include sealing O-Ring
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! Lower temperature thermostat, stock is 87°C
Maintain proper turbocharger cooling and protect your engine against heat soak with this OE-quality replacement auxiliary water pump.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Includes left and right side metallic high-flow sport cats and connecting pipes
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Designed to fix factory leaks, replace torn seals from HPFP upgrades, and restore fuel system integrity for both stock and high-performance builds.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Elevate your Audi's performance, designed to push the boundaries of your vehicle's fuel system capabilities.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Purpose-built internal upgrade that gives your EA839 the fuel delivery foundation it needs to support real performance.
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Eliminates failure points with a precision-machined 6061 aluminum housing that converts your engine from the problematic cartridge system to a superior canned filter system.
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Manifold absolute pressure sensor, lets your ECU know how much air pressure is in your intake manifold
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Located on the rear of the supercharger
Senses engine oil pressure for the ECU and warning light. 1.2-1.6 BAR
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Keep proper pressure in your coolant system
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
