FS Performance Engineering "The Wide One" Rear Diffuser - Mk1 Audi TT

Designed for functionality on both the street and race track, the MK1 Audi TT Rear Diffuser will put a smile on your face. Spanning nearly 46" between the rear inner tires FSPE named this diffuser "The Wide One". Given over 2' of under-body flattening and 1' of curvature (at a 2' radius) there is no doubt you'll help improve air flow underneath and from under your rear bumper.

FEATURES:

• Made of very high quality 14 gauge (.065") 5052 aluminum
• CNC (Computer Numerical Control) Precision Laser Cut
• Powder coated satin or gloss black - custom colors available, call for details
• Made in the U.S.A.
• Supplied with all brackets and hardware
• NO drilling required
• Spans nearly 46" between rear inner tires
• Give a 2' radius curve to create a pressure differential
• "Flow-viz" testing assures flow is under the diffuser & makes a proper exit
• Extends from rear bracing to rear of car
• Please allow for a 2-3 week build time
• Note: 12/31/18 Update: Pictures reflect prototype, last picture of employee holding diffuser is a final version with the strakes extending the entire length of the diffuser and a cut out for the tow hook. More pictures coming soon.

Installation Instructions (Coming Soon)

Fitment:

• 1999-2006 Mk1 Audi TT Quattro (with dual exit exhaust)