Oversize 1 x Ø 63,5mm –› 2 x Ø 50mm system, 100% Stainless steel
Systems for replacement of kat for OBD II car models (with lambda sensors before and after the kat.)
These systems can only be used for racing purpose exclusively, in conjunction with the modifications of the engine management system. If used with a stock “ECU”, malfunctions may occur. All modifications must be carried out by qualified personnel only, under the liability of the car owner and at his expense.
Supersprint guarantee is limited to the quality, workmanship and correctly fitting to the intended car model for all race products.
Are you looking to improve the sound and peformance of your Audi? Billy Boat exhaust systems start with T-304 stainless steel, the highest quality material practical for after-cat exhaust applications. B&B exhaust tubing is mandrel bent on sophisticated CNC machinery for a precise fit and uninterrupted exhaust flow. B&B's use of T-304 stainless steel flanges offers high strength and complete resistance to harsh elements. All hangers, resonators, and tips are T-304 stainless steel as well.
Specifications:
- 2.50" Upper Pipe with Flex Section
- Connecting Pipe
- Center Muffler Section
- Rear Muffler Section(s) with Twin Polished Round Tips (Black Tips Available)
- 3″ Twin ROUND Double-Wall Tips.
- Mandrel bent from the highest-grade T-304 stainless steel.
- Designed, tested, and manufactured to the finest hand-made integrity found in any exhaust system.
- Installation Clamps and Gaskets
(888) 228-7435
Audi A4 Quattro Exhaust System Products
Part Number: FPIM-0505
Application: Audi B5 A4 Quattro Cat Back Exhaust System 1.8T 5spd (Round Tips) #FPIM-0505
Year: 1997-2001
Part Number: FPIM-0506
Application: Audi B6 A4 Quattro Cat Back Sport Exhaust System 1.8T 5spd (Round Tips) #FPIM-0506
Year: 2002-2005
Part Number: FPIM-0507
Application: Audi B6 A4 Quattro Cat Back Sport Exhaust System 1.8T 6spd (Round Tips) #FPIM-0507
Year: 2004-2005
Part Number: FPIM-0510
Application: Audi B6 A4 Quattro Cat Back Stealth Exhaust System 1.8T 5spd (Round Tips) #FPIM-0510
Year: 2002-2005
Part Number: FPIM-0511
Application: Audi B6 A4 Quattro Cat Back Stealth Exhaust System 1.8T 6spd (Round Tips) #FPIM-0511
Year: 2004-2005
Part Number: FPIM-0503
Application: Audi B7 A4 Quattro Cat Back Exhaust System 2.0T Manual (Round Tips) #FPIM-0503
Year: 2005-2008
Part Number: FPIM-0504
Application: Audi B7 A4 Quattro Cat Back Exhaust System 2.0T Tiptronic (Round Tips) #FPIM-0504
Year: 2005-2008
Part Number: FPIM-0604
Application: Audi B8 A4 Quattro Cat Back Exhaust System 2.0T Tiptronic. Inc Avant. (Round Tips) #FPIM-0604
Year: 2009-2016
Part Number: FPIM-0546
Application: Audi B7 A4 High-Flow Cat Pipe 2.0T #FPIM-0546
Year: 2005-2008
Part Number: FPIM-0543
Application: Audi B7 A4 Race Pipe 2.0T FSI #FPIM-0543
Year: 2005-2008
Part Number: FPIM-0591
Application: Audi B8 A5 Quattro Race Pipe 2.0T #FPIM-0591
Year: 2009-2017