DIRECT Factory Down-Pipe Replacement B6 S4 4.2 V8 QUATTRO SEDAN/AVANT/CABRIOLET (sedan and avant may require slight mods) B7 S4 4.2 V8 QUATTRO SEDAN/AVANT/CABRIOLET (sedan and avant may require slight mods)
XSPOWER - 2.5" B6/B7 S4 De-Cat DOWNPIPES
-Constructed of Top Quality 321 Stainless Steel -2.5" Inner Diameter Mandrel Bent Tubing *flows much better than the competition's smaller ~2.25" systems that have bottlenecks! -J-Pipe O2 sensor bungs for proper O2 emissions read-out -Precision Robotic Tig Welds -Heavy Duty Flex Sections
ONLY $329 w/ FREE US SHIPPING! We are offering this at UNBEATABLE PRICING. Compare similar downpies for your S4 that sell for $800-900+! If you need any other AUDI PERFORMANCE/OEM+ items please message me! -ECUS/TUNING -INLET PIPE KITS -TURBO UPGRADES -SIDE MOUNT INTERCOOLERS -CLUTCH KITS & MORE... AS SEEN ON THE AUDIZINE FORUMS!
Year Make Model Trim Engine
2008 Audi S4 Base Sedan 4-Door 4.2L 4163CC V8 GAS DOHC Naturally Aspirated
2007 Audi S4 Base Sedan 4-Door 4.2L 4163CC V8 GAS DOHC Naturally Aspirated
2006 Audi S4 Base Sedan 4-Door 4.2L 4163CC V8 GAS DOHC Naturally Aspirated
2005 Audi S4 Base Sedan 4-Door 4.2L 4163CC V8 GAS DOHC Naturally Aspirated
2004 Audi S4 Base Sedan 4-Door
4.2L 4163CC V8 GAS DOHC Naturally Aspirated
Our products are developed
and intended for off-road racing.
They may not be legal for use on public highways where pollution
control laws apply.
Due to the nature of the use of these products, no warranty
is implied or given.