2003 Jeep TJ Tune-Up Parts
102 parts listed for your 2003 Jeep TJ for a complete tune-up. Choose your trim on product pages to confirm exact fit. This is an easy DIY project - estimated 1-2 hours.
Air Filters
(6)primary
Fuel Injectors
(42)companion
Autobest
Autobest F3165 In Tank Electric Fuel Pump
$22.41
Autobest
Autobest F3167A Fuel Pump Module Assembly
$118.86
Autobest
Autobest F321S Fuel Pump Strainer
$1.65
Autobest
Autobest F322S Fuel Pump Strainer
$2.74
Autobest
Autobest HP3165 Fuel Pump - Electric In Line
$30.76
US Motor Works
ELEC FUEL PUMP
$32.70
GMB
Electric Fuel Pump
$97.77
Carter
Electric Fuel Pump
$31.69
Fluids & Additives
(54)consumable
Bosch
Bosch Oil Filter
$4.65
Bosch
Bosch Oil Filter
$6.32
Bosch
Bosch Oil Filter
$4.49
Bosch
Bosch Oil Filter
$4.90
Standard Motor Products
CRANKCASE VENTILATION GROMMET
$3.66
EcoGard
ECOGARD Oil Filter
$3.36
Hayden
Engine Oil Cooler Metal Line Kit
$48.14
Hayden
Engine Oil Cooler Replacement Hose
$36.40
Tune-Up for Other Jeep TJ Years
Other Jobs for Your 2003 Jeep TJ
Frequently Asked Questions
What parts do I need for a tune-up on my 2003 Jeep TJ?
A complete tune-up on the 2003 Jeep TJ typically requires air filters, fuel injectors, fluids & additives. This page groups parts commonly associated with that year, make, and model; confirm your trim on product pages for exact fit.
How long does a tune-up take on a 2003 Jeep TJ?
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 2003 Jeep TJ?
These parts are listed for the 2003 Jeep TJ using manufacturer fitment data. Some products fit every trim, while others require trim confirmation. Use your trim in My Garage or the product page fitment checker to confirm exact fit.
What brands make tune-up parts for the 2003 Jeep TJ?
We carry tune-up parts from trusted brands including Bosch, Pronto, Baldwin Filters, Autobest, and US Motor Works. Filter by brand to find your preferred manufacturer.
How much does a tune-up cost for a 2003 Jeep TJ?
The cost of a tune-up for the 2003 Jeep TJ 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.