2008 Audi S4 Tune-Up Parts
100 parts verified to fit your 2008 Audi S4 for a complete tune-up. This is an easy DIY project — estimated 1-2 hours.
Air Filters
(8)primary
Valeo
1999-2009 Audi A6/A6Q Cabin Air Filter
$39.38
Standard Motor Products
Air Cleaner Check Valve
$15.60
Mahle
Air Filter
$27.99
Hengst
Air Filter
$17.44
ATP
ATP Carbon Activated Premium Cabin Air Filter
$28.47
ATP
ATP Replacement Cabin Air Filter
$15.01
Hengst
Biofunctional Cabin Air Filter
$29.94
Hengst
Cabin Air Filter
$14.18
Fuel Injectors
(8)companion
Bosch
Bosch Gasoline Injector
$52.96
DeatschWerks
DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 550cc Injectors - Set of 8
$736.26
DeatschWerks
DeatschWerks 01-09 Audi S4/RS6/S6 4.2L V8 750cc Injectors - Set of 8
$838.66
DeatschWerks
DeatschWerks 01-09 Audi S4/RS6/S6/S8 4.2L 1000cc Injectors - Set of 8
$838.66
Bosch
ELECTRIC FUEL PUMP
$51.04
Fel-Pro
Fel-Pro 15-17 Ford F-150/07-12 Mustang Fuel Injector O-Ring Kit
$3.33
Delphi
Fuel Injection Pressure Regulator
$169.49
Standard Motor Products
Fuel Injector - MFI - New
$95.88
Fluids & Additives
(8)consumable
Vaico
Cap, oil filler
$8.91
URO Parts
Crankcase Vent Valve
$19.53
Vaico
Engine Oil Drain Plug
$9.01
Rostra
Engine Oil Pressure Switch
$6.22
GPD
gpd Engine Oil Pressure Switch
$8.63
Hella
HELLA Engine Oil Pressure Switch 008280051
$8.64
Holstein Parts
Holstein Parts 2PCV0102 PCV Valve
$96.28
INA
INA CDC Chain, oil pump drive
$109.95
Tune-Up for Other Audi S4 Years
Other Jobs for Your 2008 Audi S4
Frequently Asked Questions
What parts do I need for a tune-up on my 2008 Audi S4?
A complete tune-up on the 2008 Audi S4 typically requires air filters, fuel injectors, fluids & additives. All parts shown on this page are verified to fit your specific vehicle.
How long does a tune-up take on a 2008 Audi S4?
A tune-up typically takes 1-2 hours and is rated as easy difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a tune-up myself?
Yes! A tune-up is an easy DIY project that most people can do with basic hand tools. It's a great way to save money on labor costs.
Are these parts guaranteed to fit my 2008 Audi S4?
Yes, all parts on this page are verified to fit the 2008 Audi S4 using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make tune-up parts for the 2008 Audi S4?
We carry tune-up parts from trusted brands including Valeo, Standard Motor Products, Mahle, Hengst, and ATP. Filter by brand to find your preferred manufacturer.
How much does a tune-up cost for a 2008 Audi S4?
The cost of a tune-up for the 2008 Audi S4 depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.