Audi B9 RS5 Quattro 2.9T
Choose the stage that meets your power goals!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe models up through the 2019 model year only (Pre-Facelift)
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Sportback models up through the 2019 model year only (Pre-Facelift)
The epitome of function and form! Experience a radical increase in airflow, a decrease in overall restriction, and boost your engine bay aesthetic.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lifetime Replacement
Safely provides a 67% increase in flow over EA839 3.0T and 31% increase over EA839 2.9T/EA825 4.0T RS Injectors!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Must Run a 034Motorsport Stage 3 File Specifically for These Injectors
Average gain of 61 horsepower and 99 lb-ft of torque on 91 Octane with full bolts-ons
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
Lifetime Replacement
This intercooler core offers 185 % more external core volume compared to the stock intercooler.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lifetime Replacement
Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material).
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc
Lifetime Replacement
High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lifetime Replacement
Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lifetime Replacement
Serious engine oil cooling for the most demanding engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.
Lifetime Replacement
Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Lifetime Replacement
Enhanced exhaust sound, delivering a deeper and more aggressive tone
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This product was last offered at the strikethrough price on
06-08-2026
Lifetime Replacement
Average gain of 61 horsepower and 99 lb-ft of torque on 91 Octane with full bolts-ons
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
Lifetime Replacement
Enhance your engine's performance and looks with our ECS Carbon Fiber Cold Air Intake
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
