2009 Cadillac STS Tune-Up Parts
136 parts verified to fit your 2009 Cadillac STS for a complete tune-up. This is an easy DIY project — estimated 1-2 hours.
Air Filters
(11)primary
K&N
K&N 04-14 Cadillac CTS 3.6L Cabin Air Filter
$52.99
Bosch
Premium Cabin Air Filter
$22.72
Bosch
Activated Charcoal Cabin Air Filter
$16.73
ATP
ATP Replacement Cabin Air Filter
$15.49
Fel-Pro
Fel-Pro Chevrolet Silverado 1500 Engine Oil Filler Cap Seal
$3.45
Pronto
Engine Air Filter
$24.68
K&N
K&N Replacement Air Filter CADILLAC SRX 3.6L-V6; 04-06
$68.99
aFe
aFe MagnumFLOW Air Filters OER PDS A/F PDS GM Cars 91-09 V6/V8
$97.00
Fuel Injectors
(32)companion
Bosch
Bosch Gasoline Injector
$30.10
Fel-Pro
Fel-Pro Chevrolet Traverse ES 73133 Fuel Injector O-Ring Kit
$32.53
GB Remanufacturing
Fuel Injector Seal Kit
$18.56
Fel-Pro
Fel-Pro Nissan Sentra ES 72004 Fuel Injector O-Ring Kit
$3.60
Dorman
Fuel Line Retaining Clip
$5.81
Standard Motor Products
Fuel Injector Seal Kit - MFI
$3.46
Spectra Premium
Fuel Tank Strap
$39.50
Delphi
Fuel Pump Module Assembly
$274.85
Fluids & Additives
(93)consumable
aFe
aFe Pro GUARD D2 Oil Filter 03-06 GM Trucks V8 4.8L/5.3L/6.0L (4 Pack)
$60.13
K&N
K&N 05-10 Saab 9-3 2.8L / 10-11 Camaro 3.6L V6 / 04-11 Cadillac CTS / STS / SRX 2.8L / 3.0L / 3.6L V
$15.99
LIQUI MOLY
LIQUI MOLY 5L Top Tec ATF 1800
$188.95
Hengst
Engine Oil Filter
$10.05
Royal Purple
Royal Purple Premium Synthetic High Performance Multi-Grade 5W30 Motor Oil - 5 Quart
$127.59
LIQUI MOLY
LIQUI MOLY 250mL Brake Fluid DOT 4
$89.42
K&N
K&N Universal Performance Gold Oil Filter
$17.99
Hayden
Transmission Oil Cooler Mounting Kit
$21.09
Tune-Up for Other Cadillac STS Years
Other Jobs for Your 2009 Cadillac STS
Frequently Asked Questions
What parts do I need for a tune-up on my 2009 Cadillac STS?
A complete tune-up on the 2009 Cadillac STS 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 2009 Cadillac STS?
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 2009 Cadillac STS?
Yes, all parts on this page are verified to fit the 2009 Cadillac STS 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 2009 Cadillac STS?
We carry tune-up parts from trusted brands including K&N, Bosch, ATP, Fel-Pro, and Pronto. Filter by brand to find your preferred manufacturer.
How much does a tune-up cost for a 2009 Cadillac STS?
The cost of a tune-up for the 2009 Cadillac STS 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.