Engines & Engine Parts for 2003 Subaru Legacy
Find parts that fit
We need more information about your vehicle to confirm fit.
2003
Subaru
Legacy
Shop by Popular Categories
SPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSOREDSPONSORED
17,354 Results
Timing Belt Kit AISIN Water Pump Fit 00-05 Subaru Legacy Outback 2.5 SOHC EJ25 (Fits: 2003 Subaru Legacy)
Brand New$163.95Free shipping139 soldFull Gasket Set Head Bolts Fit 99-03 Subaru Legacy Outback Impreza 2.5L SOHC (Fits: 2003 Subaru Legacy)
Brand New$79.95Free shipping164 soldFull Gasket Set Pistons Bearings Fit 99-03 Subaru Legacy Impreza 2.5 EJ25 SOHC (Fits: 2003 Subaru Legacy)
Brand New$265.95Free shippingTiming Belt Kit Water Pump Fit 00-05 Subaru Legacy Outback Baja 2.5L EJ25 SOHC (Fits: 2003 Subaru Legacy)
Brand New$104.95Free shipping1,021 soldOEM 2 PCS 11044AA770 Cylinder Head Gasket Set For SUBARU 2.5 WRX STI 11044-AA642 (Fits: 2003 Subaru Legacy)
Brand New: OEM$39.89Only 2 leftTiming Belt fit 00-09 Subaru Legacy Outback Baja 2.5L SOHC EJ253 EJ251 EJ252 "B" (Fits: 2003 Subaru Legacy)
Brand New: Unbranded$19.95288 soldOil Pan For 95-05 Subaru Legacy Forester Outback Impreza Lower Steel 11109AA093 (Fits: 2003 Subaru Legacy)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$46.92544 sold12MM High Volume Oil Pump Fit 90-14 Subaru Impreza Forester 1.8L 2.2L 2.5L (Fits: 2003 Subaru Legacy)
Brand New$1,044.60or Best OfferFree shippingOnly 1 left!Crankshaft for 2003 Subaru Legacy IV 3.0 R AWD Gasoline EZ30 EZ30D 245HP
Pre-Owned$779.00or Best Offer$80.00 shippingOEM Camshaft Position Sensor Fits For Subaru 22056AA063 (Fits: 2003 Subaru Legacy)
Brand New: Unbranded$66.66or Best OfferFree shipping2 watchingGenuine Subaru Valve Keeper 13210AA020 (Fits: 2003 Subaru Legacy)
QUIRKNHPARTS. TRUSTED SELLER. PARTS SOLD AS QUANTITY 1Brand New$6.31Trending at $10.99eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.Rear Main Seal Fits Subaru Legacy Outback Tribeca Impreza 90-10 BS40638 BS40666 (Fits: 2003 Subaru Legacy)
Brand New$9.49or Best OfferFree shippingSUBARU LEGACY BL BP 2003-2006 Genuine Camshaft Sensor Assy 22056AA150 OEM
Brand New: Subaru$49.59Was: $53.32Free shippingOnly 1 left!OEM 90-21 Subaru Engine Oil Filter & Crush Gasket Impreza WRX STi SOA6351520812 (Fits: 2003 Subaru Legacy)
NEW OEM PARTS. TRUSTED FOR 17+ YEARS! QUIRKPARTSBrand New: Subaru$9.69Only 3 leftFor 1996-2006 Subaru Impreza Legacy Outback Forester Engine Oil Pan 11109AA093 (Fits: 2003 Subaru Legacy)
Brand New$40.35or Best OfferFree shippingOil Pump & Seal Fit 95-10 Subaru Impreza Legacy SOHC DOHC EJ25 (Fits: 2003 Subaru Legacy)
Brand New: Aftermarket Products$41.95Free shipping576 soldOEM Factory Subaru Engine Oil Filter & Crush Gasket KIT 15208AA100 Genuine (Fits: 2003 Subaru Legacy)
Brand New: Subaru$15.99Trending at $26.62eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.Free shippingOEM 2003-2021 Subaru Oil Filler Cap Legacy Outback Forester STi + NEW 15255AA170 (Fits: 2003 Subaru Legacy)
NEW OEM PARTS. TRUSTED FOR 17+ YEARS! QUIRKPARTSBrand New: Subaru$14.48Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
307 soldGenuine Subaru Outer Timing Cover Gasket 13594AA052 (Fits: 2003 Subaru Legacy)
QUIRKNHPARTS. TRUSTED SELLER. PARTS SOLD AS QUANTITY 1Brand New: Subaru$14.8152 soldTiming Belt Kit Fit 00-09 Subaru Legacy Outback Baja 2.5L SOHC EJ253 EJ251 EJ252 (Fits: 2003 Subaru Legacy)
Brand New: Aftermarket Products$124.28134 soldHigh Pressure Oil Pump Fit 95-10 Subaru Impreza Legacy 2.5L SOHC DOHC EJ25 (Fits: 2003 Subaru Legacy)
Brand New$60.95Free shipping135 soldHead Gasket Set For 1999-2010 Subaru Forester 4 Cylinder 2.5L HGS715 HS26170PT1 (Fits: 2003 Subaru Legacy)
Hassle Free Returns. Free Fast Shipping.Brand New: Perfect Fit$57.59312 sold4x Piston connecting rod for 2003 Subaru Legacy IV 3.0 R AWD Gasoline EZ30 EZ30D
Pre-Owned$324.00or Best Offer$65.00 shippingFits 00-05 Subaru 2.5L SOHC Legacy Outback Baja EJ25 Timing Belt Kit (Fits: 2003 Subaru Legacy)
Brand New: OE+$61.96Was: $62.40Free shipping79 soldEngine Intake Exhaust Valve Set for 2000-2011 Subaru Legacy 2.5L SOHC EJ25E (Fits: 2003 Subaru Legacy)
Brand New$35.98or Best OfferFree shippingEngine Oil Pan for Subaru Impreza 1993-2005 Legacy Outback Forester Baja 264-601 (Fits: 2003 Subaru Legacy)
Brand New$38.00or Best Offer16×Intake&Exhaust Valves For Subaru Legacy Forester H4 2.5L SOHC 2000-2010 EJ25 (Fits: 2003 Subaru Legacy)
Brand New$34.00or Best OfferFree shippingFits Head Gasket Bolts Set 99-03 Subaru Impreza Legacy Forester 2.5 SOHC EJ25 (Fits: 2003 Subaru Legacy)
Brand New: Unbranded$56.99Free shipping265 soldHead Gasket Set Fit Subaru Forester Legacy Impreza Outback Saab 2.5L EJ25 (Fits: 2003 Subaru Legacy)
Brand New$46.50or Best OfferFree shippingACL Race Rod Bearings for Subaru EJ16 EJ18 EJ20 EJ22 EJ25 4B8296H-STD IN STOCK (Fits: 2003 Subaru Legacy)
Authorized Dealer - 60 Day Free Returns 100% +FeedbackBrand New: ACL$34.12Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
or Best Offer329 soldOEM GENUINE SUBARU JDM EJ LEGACY GT FORESTER XT STI WRX 12MM OIL PUMP 15010AA310 (Fits: 2003 Subaru Legacy)
Brand New: Subaru$120.44Was: $129.51or Best Offer144 soldNEW OEM Rear Main Seal For Subaru WRX STI Legacy Forester Impreza Outback Baja (Fits: 2003 Subaru Legacy)
Brand New$17.89Free shippingOnly 2 leftTiming Belt Kit Water Pump For 00-05 Subaru Legacy Outback Baja 2.5L EJ25 SOHC (Fits: 2003 Subaru Legacy)
Brand New: TOPCN$76.99Top Rated Plus- Sellers with highest buyer ratings
- Returns, money back
- Ships in a business day with tracking
Was: $101.96Free shipping275 soldEngine Oil Pan Gasket For Subaru Forester Impreza Legacy Outback 1990-2015 (Fits: 2003 Subaru Legacy)
Brand New$9.99or Best Offer72 sold1985-2017 Subaru Magnetic Oil Drain Plug & Gasket Impreza Legacy Justy OEM NEW (Fits: 2003 Subaru Legacy)
NEW OEM PARTS. TRUSTED FOR 17+ YEARS! QUIRKPARTSBrand New: Subaru$7.75Trending at $8.49eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.611 soldDriver Side Timing Cover Black Fit for 2002-2012 Subaru Legacy Outback (Fits: 2003 Subaru Legacy)
Brand New$29.94or Best OfferFree shippingCon Rod & Main Bearings Set Fits Subaru2.0/2.5EJ20 +0.25 12209-AA360,12108-AA890 (Fits: 2003 Subaru Legacy)
Brand New: Unbranded$94.85or Best OfferFree shippingTiming Belt Kit GMB Water Pump Fit 00-06 2.5L Subaru Legacy Outback SOHC EJ25 (Fits: 2003 Subaru Legacy)
Brand New$243.95Free shipping