Audi B9 RS5 Quattro 2.9T
Choose the stage that meets your power goals!
Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.
Lifetime Replacement
Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear.
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.
For Sportback models up through the 2019 model year only (Pre-Facelift)
Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle
Lifetime Replacement
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
All the necessities to move your tank to the trunk of any vehicle.
This product was last offered at the strikethrough price on
06-11-2026
Enhanced exhaust sound, delivering a deeper and more aggressive tone
Lifetime Replacement
This intercooler core offers 185 % more external core volume compared to the stock intercooler.
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).
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
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-31-2026
Lifetime Replacement
Designed to maintain reliable clamping force under sustained heat and load, addressing the limitations of OE torque-to-yield head bolts that can stretch and degrade at higher power levels.
Lifetime Replacement
Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze!
Lifetime Replacement
Serious engine oil cooling for the most demanding engines
For custom applications only. Not a direct bolt on.
Lifetime Replacement
The epitome of function and form! Experience a radical increase in airflow, a decrease in overall restriction, and boost your engine bay aesthetic.
10X Entries For Our 25th Anniversary Sweepstakes!
Average gain of 61 horsepower and 99 lb-ft of torque on 91 Octane with full bolts-ons
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
