Maxton Design - Side Skirts Diffusers V.4 Audi A4 / A4 S-Line / S4 B8 de-cat respectively|31% and 40% increase in

respectively|31% and 40% increase in internal volume compared to stock cold-side and hot-side pipe

improving the Model 3's ability to cut through the air

Intercoolers being testing for ACT (Air Charge Temperature)

They are topped with a layer that secures them against UV radiation and come prepared for immediate installation

Maxton Design - Side Skirts Diffusers V.4 Audi A4 / A4 S-Line / S4 B8 de-cat respectively|31% and 40% increase inStand out with this incredible Maxton Design Side Skirts Diffusers V. 4 for your Audi A4 A4 S Line S4 B8. (Years: 2007 2015) Fits: Audi A4 S Line Sedan B8 Facelift 2011 2015 Audi A4 S Line Avant B8 Facelift 2011 2015 Audi S4 Sedan B8 Facelift 2012 2015 Audi S4 Avant B8 Facelift 2012 2015 Audi A4 S Line Sedan B8 2007 2011 Audi A4 S Line Avant B8 2007 2011 Audi S4 Sedan B8 2007 2011 Audi S4 Avant B8 2007 2011 Audi A4 Sedan B8 2007 2011 Audi A4 Avant B8