S-FLO 4” Coupler:
The S-FLO Carbon Inlet Tube, Shortie Carbon Intake, and Open/Closed S-FLO Carbon Intake Systems come complete with a 4.5” to 3” couplers to mate to the factory 3” turbo inlet pipe. The S-FLO 4” Coupler transitions from 4.5” to 4” to accommodate aftermarket turbo inlet pipes that are 4” in diameter.
4.5” of pure carbon power. Presenting the S-FLO Carbon Intake Suite for the Audi 8V RS 3 and Mk3 TT RS:
AWE Tuning
CTS Turbo