2004 Audi S4 Forced Induction

Forced Induction that fit your 2004 Audi S4. Shop Nitrous Express. Every part is checked against your vehicle before it ships.

• Nitrous ExpressNitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit (35-50-75HP) w/10lb BottleMPN nex20923-10$918.25In stock
• Nitrous ExpressNitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit (35-50-75HP) w/o BottleMPN nex20923-00$781.77In stock
• Nitrous ExpressNitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit (35-50-75 HP) w/15lb BottleMPN nex20923-15$1017.64In stock
• Nitrous ExpressNitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit w/Composite BottleMPN nex20923-12$1759.79In stock
• Nitrous ExpressNitrous Express All Sport Compact EFI Single Nozzle Nitrous Kit (35-50-75HP) w/5lb BottleMPN nex20923-05$905.00In stock