2003 Jeep Wrangler Tune-Up Parts
119 parts verified to fit your 2003 Jeep Wrangler for a complete tune-up. This is an easy DIY project — estimated 1-2 hours.
Air Filters
(15)primary
OMIX
Omix Air Filter 2.5 4.0L 97-06 Jeep Wrangler TJ
$16.28
K&N
K&N 96-02 Jeep Wrangler 2.5L L4 / 96-06 4.0L L4 Drop In Air Filter
$68.99
Banks Power
Banks Power Pre-Filter (for PN 41835 / 41506)
$45.15
Rugged Ridge
Rugged Ridge Conical Air Filter 77mm x 270mm
$53.99
Rugged Ridge
Rugged Ridge Reusable Air Filter 02-06 Jeep Wrangler TJ
$59.99
K&N
K&N Universal Tapered Filter 3.5in Flange ID x 5.5in Base OD x 4in Top OD x 8in Height
$78.99
Rugged Ridge
Rugged Ridge Conical Air Filter 70mm x 270mm
$53.99
aFe
aFe MagnumFLOW Air Filters OER PDS A/F PDS Jeep Wrangler 03-06 L4-2.4L
$76.00
Fuel Injectors
(31)companion
OMIX
Omix Gas Cap Non-Locking 03-18 Jeep Wrangler
$16.28
DeatschWerks
DeatschWerks 99-10 V6 Mustang 42lb Top Feed Injectors
$398.34
DeatschWerks
DeatschWerks 99-10 V6 Mustang 35lb Top Feed Injectors
$398.34
DeatschWerks
DeatschWerks Bosch EV14 Universal 48mm Standard 95lb/hr Injectors (Set of 4)
$408.58
Rugged Ridge
Rugged Ridge 01-19 Jeep Wrangler TJ/LJ/JK/JL Black Elite Aluminum Fuel Cap
$84.99
OMIX
Omix Gas Cap Locking 03-18 Jeep Wrangler JK 18-21 JL 20-21 JT
$42.01
DeatschWerks
DeatschWerks 99-10 Ford Mustang 3.8L/4.0L V6 78lb Injectors (Set of 6)
$418.82
DeatschWerks
DeatschWerks 97-04 Jeep Wrangler 2.5L/4.0L Fuel Pump Install Kit for DW65C
$21.00
Fluids & Additives
(73)consumable
Motul
Motul 5L Synthetic Engine Oil 8100 5W30 X-CLEAN Plus
$227.05
LIQUI MOLY
LIQUI MOLY 500mL Brake Fluid DOT 4
$151.91
Yukon Gear & Axle
Yukon Gear Redline Synthetic Shock Proof Oil. 3 Quarts
$93.89
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
Yukon Gear & Axle
Yukon Gear 3 Qt. Penzoil 80W90 Conventional Gear Oil
$39.89
aFe
aFe 06-15 Mazda MX-5 Miata ProGuard HD Oil Filter - 4 Pack
$42.32
LIQUI MOLY
LIQUI MOLY 5L Molygen New Generation Motor Oil SAE 5W30
$210.34
Tune-Up for Other Jeep Wrangler Years
Other Jobs for Your 2003 Jeep Wrangler
Frequently Asked Questions
What parts do I need for a tune-up on my 2003 Jeep Wrangler?
A complete tune-up on the 2003 Jeep Wrangler 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 2003 Jeep Wrangler?
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 Wrangler?
Yes, all parts on this page are verified to fit the 2003 Jeep Wrangler 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 2003 Jeep Wrangler?
We carry tune-up parts from trusted brands including OMIX, K&N, Banks Power, Rugged Ridge, and aFe. Filter by brand to find your preferred manufacturer.
How much does a tune-up cost for a 2003 Jeep Wrangler?
The cost of a tune-up for the 2003 Jeep Wrangler 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.