2003 - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2003-2005 S-TYPE - 5461225

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, Jaguar, 4.2L, Each

Part Number: MPE-5461225

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2003 SAVANA 3500 - 4551603

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, 67.625 in. Overall Length, GMC, 6.0L, Each

Part Number: MPE-4551603

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters for 2001-2003 CL, 2000-2003 TL - 4561258

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, for use on Acura®, 3.2L, Each

Part Number: MPE-4561258

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2003 MUSTANG - 441345

Catalytic Converter, 3-way, Stainless Steel Case, Ford, 3.8L, Each

Part Number: MPE-441345

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters for 2002-2003 MOUNTAINEER, EXPLORER, 2003 AVIATOR - 447243

Catalytic Converter, Stainless Steel, Ford, Lincoln, Mercury, 4.6L, Each

Part Number: MPE-447243

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

MagnaFlow Touring Series Performance Exhaust Systems for 2001-2006 M3 - 16602

Exhaust System, Cat-Back, Stainless Steel, Resonator, Polished Stainless Tips, BMW, 3.2L, Kit

Part Number: MPE-16602

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

USA Standard Gear Axle Shafts for 1986-2001 CHEROKEE, 1993-1999 GRAND CHEROKEE, 1987-2006 WRANGLER - ZA W24162

Not4DailyDrvr!D30 27outr/30spl innrF.axKIT, w/S-Jnt297X, 84-01XJ, 87-06WGLR, 92-04 ZJ/ WJ(ASSM_R

Part Number: SPZ-35145

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Yukon Gear & Axle - Axle And Differential Combos for 1984-2001 CHEROKEE, 1993-1999 GRAND CHEROKEE, 1987-2006 WRANGLER - YA W24160-YGL

Yukon 30 spline 4340 Chrome-Moly axle & Grizzly Locker kit for Jeep TJ, XJ, YJ & ZJ.

Part Number: YGA-21757

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

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Estimated Ship Date: Mar 17, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 51601

Catalytic Converter, Direct Fit, Stainless Steel, Infiniti, Nissan, 3.5L, Each

Part Number: MPE-51601

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Differential Combos YGK2020

Ring and Pinion Gears,Yukon Gear & Axle 8.6" GM, 4.88 Ratio Rear Ring & Pinion Gea

Part Number: YGA-10415

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Rough Country Long Arm N3 Suspension Lift Kits for 1997-2006 WRANGLER - 65922

Suspension Lift, Long Arm N3 Series, 6.00 in. Front, 6.00 in. Rear, Jeep, 4WD, Kit

Part Number: ROU-65922

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Zumbrota Remanufactured Manual Transmissions RMT290C-14

Manual Transmission, '99-'07 GM Silverado & Sierra 1500 5 speed, 4WD, integral bell, 1 shift rail

Part Number: ZUD-RMT290C-14

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Call to Order

Fox Racing Shox QS3 QSR Remote Reservoir Shocks 897-27-314

QS3-QSR 14" SHOCK FLT REM RESI FULLY ADJ HVY SPR

Part Number: FXX-897-27-314

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Injector Dynamics ID1750x Fuel Injectors 1750.48.14.14.6

Fuel Injector, ID1750x Series,1728.0cc/min Flow Rate, USCAR, 2.32 in. Height, BMW, Nissan, Porsche, Set of 6

Part Number: IJD-17504814146

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

H&R Spring - Coilover Kits for 1998-2005 GOLF, JETTA - 36525-1

Coilovers, H&R 98-05 Volkswagen Golf/Jetta VR6/TDI/1.8T/2.0L MK4 Street Perf. SS Coil Over (Damping Adjustable)

Part Number: HNR-36525-1

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

PowerStop Z23 Evolution Sport Brake Upgrade Kits with Calipers for 2003-2005 E-350 CLUB WAGON, 1999 E-350 ECONOLINE CLUB WAGON, 1999-2007 E-350 SUPER DUTY - KC4435

Disc Brake Kits, Z23 Evolution Sport Brake Upgrade Kits with Calipers, Front and Rear, Cross-drilled/Slotted Rotors, 2-piston Red Calipers, Ford, Kit

Part Number: PWR-KC4435

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Moroso Fabricated Aluminum Valve Covers 68468

Valve Covers, Stock, Billet Aluminum, Black Anodized, Moroso Logo, Mopar Hemi V8, Pair

Part Number: MOR-68468

Not Yet Reviewed

Estimated Ship Date: Mar 12, 2026 if ordered today

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Estimated Ship Date: Mar 12, 2026 if ordered today

VEGE Remanufactured Drive Axle Assemblies for 1999-2005 SIERRA 1500, SILVERADO 1500 - RAX1955C

Rear Axle, GM 1500 2/4WD AXLE GT4

Part Number: VRE-RAX1955C

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Eaton Electronic ELocker 40 Spline Differential Dana 60 14024-010

Differential, Eaton Elocker Dana 60 4.10 & Down 40 Spline

Part Number: ETN-14024-010

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Eaton Electronic ELocker 40 Spline Differential Dana 70 14034-010

Differential, Eaton Elocker Dana 70 4.10 & Down 40 Spline

Part Number: ETN-14034-010

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Eaton Electronic ELocker 32 Spline Differential Toyota 9.5 Inch 14213-1

Differential, Electronic Locker, ELocker, 32-Spline, Toyota 9.5 in., Toyota, Tundra, Land Cruiser 70, 100, 105, 200 Series, Each

Part Number: ETN-14213-1

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Eaton Electronic ELocker 30 Spline Differential Toyota Landcruiser IFS 14214-1

Differential, Electronic Locker, ELocker, 30-Spline, Toyota Land Cruiser IFS, Toyota, Land Cruiser 100 Series, Each

Part Number: ETN-14214-1

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Estimated Ship Date: Mar 11, 2026 if ordered today

Eibach Pro-Truck Lift Stage 2R Performance Lift Kits for 2003-2009 GX470 - E86-59-005-02-22

Eibach Pro-Truck Lift Stage 2R Performance Lift Kits for 2003-2009 GX470 - E86-59-005-02-22

Suspension Lift, Pro Truck Lift System, Stage 2R, Front and Rear, 1.50 in.-3.00 in. Lift Front, 2.20 in. Lift Rear, Rear Lift Spring, Lexus, Kit

Part Number: EIB-E86590050222

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49283

Catalytic Converter, Stainless Steel, Lexus, 3.0L, Front, Each

Part Number: MPE-49283

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Arnott Ultimate Ride Series Shocks MC-2909

Suspension Kits, Air Springs, Adjustable Ultimate Ride Air Suspension Kit for the 01-17 Harley-Davidson® Softail - Chrome

Part Number: NTT-MC-2909

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

2003 Parts and Accessories