2003 Mercury Marauder Performance Engines

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Keep Your 2003 Mercury Marauder in Top Shape with a Quality Performance Engine

When it comes to maintaining or upgrading your 2003 Mercury Marauder, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Performance Engine for your Marauder. We currently carry a top Performance Engine in stock that is built to last. Whether you’re replacing a damaged Performance Engine or looking to upgrade, our selection for the 2003 Mercury Marauder ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Performance Air Filters and Programmers to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 2003 Mercury Marauder running smoothly and looking great.

Essential 2003 Mercury Marauder Performance Engines

Competition Cams – Competition Cams Xe-R S-Charged/N2O 222/224 Hydraulic Roller Cams Ford 4.6/5.4/5.8 Modular 4-V, 106260 (Part No.106260)

Competition Cams Xe-R S-Charged/N2O 222/224 Hydraulic Roller Cams Ford 4.6/5.4/5.8 Modular 4-V, 106260

from

$2134.99
Street performance with excellent torque. Works well in supercharged or nitrous engines. Requires custom tuning.
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Competition Cams – Competition Cams Mutha’ Thumpr 234/249 Hydraulic Flat Cam and Lifter Kit, CL34-601-5 (Part No.CL34-601-5)

Competition Cams Mutha' Thumpr 234/249 Hydraulic Flat Cam and Lifter Kit, CL34-601-5

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$454.99
Designed to deliver an aggressive, hard-hitting exhaust note at idle, the Thumpr camshaft series from COMP Cams also delivers excellent horsepower gains and a broad torque curve. A perfect choice for muscle cars and street rods.
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Competition Cams – Competition Cams Xtreme Energy 212/218 Hydraulic Flat Cam and Lifter Kit, CL33-234-4 (Part No.CL33-234-4)

Competition Cams Xtreme Energy 212/218 Hydraulic Flat Cam and Lifter Kit, CL33-234-4

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$397.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts.
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Competition Cams – Competition Cams High Energy 206/206 Hydraulic Flat Cam K-Kit, K33-221-3 (Part No.K33-221-3)

Competition Cams High Energy 206/206 Hydraulic Flat Cam K-Kit, K33-221-3

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$592.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications.
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Competition Cams – Competition Cams Magnum 224/224 Hydraulic Flat Cam and Lifter Kit, CL34-229-4 (Part No.CL34-229-4)

Competition Cams Magnum 224/224 Hydraulic Flat Cam and Lifter Kit, CL34-229-4

from

$397.99
An older member of the COMP Cams grind family, the Magnum series of camshafts offers excellent performance gains over stock without the added wear and tear associated with more aggressive camshafts.
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Competition Cams – Competition Cams Xfi Spr Blower 245/256 Hydraulic Roller Cams For Ford 4.6/5.4L Modular 3 Valve, 127650 (Part No.127650)

Competition Cams Xfi Spr Blower 245/256 Hydraulic Roller Cams For Ford 4.6/5.4L Modular 3 Valve, 127650

from

$1277.00
Max effort blower cam with very rough idle, needs ported heads. Great mid-range power With incredible gains up to 7000+ RPM. Solid power gains above 4900 RPM, requires spring/phaser upgrade. Requires custom tuning. 4.10+ gears, 3200+ stall.
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Competition Cams – Competition Cams Xfi Nsr Blower 222/239 Hydraulic Roller Cams For Ford 4.6/5.4L Modular 3 Valve, 127205 (Part No.127205)

Competition Cams Xfi Nsr Blower 222/239 Hydraulic Roller Cams For Ford 4.6/5.4L Modular 3 Valve, 127205

from

$1277.00
Mid to upper range cam for bolt-on blowers running higher boost psi. Major power gains above 4900 RPM, compatible with stock springs. Best with 3.73+ gears & 2500 stall. Great idle. Works with stock tune.
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Most Popular Performance Camshaft and Lifter Kit for 2003 Mercury Marauders

Enhance your 2003 Mercury Marauder with this popular Performance Camshaft and Lifter Kit we have in stock, for $2,134.99.

Competition Cams – Competition Cams Xe-R S-Charged/N2O 222/224 Hydraulic Roller Cams Ford 4.6/5.4/5.8 Modular 4-V, 106260 (Part No.106260)

Competition Cams Xe-R S-Charged/N2O 222/224 Hydraulic Roller Cams Ford 4.6/5.4/5.8 Modular 4-V, 106260

from

$2134.99
Street performance with excellent torque. Works well in supercharged or nitrous engines. Requires custom tuning.
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FAQs for 2003 Mercury Marauder Performance Engines

What’s the price range for 2003 Mercury Marauder Performance Engines?

We currently have just one Performance Engines for the 2003 Mercury Marauder in stock: Competition Cams Xe-R S-Charged/N2O 222/224 Hydraulic Roller Cams Ford 4.6/5.4/5.8 Modular 4-V, 106260 and it costs $2,134.99.

Does Advance Auto Parts sell Performance Engines for other Mercury Marauder model years?

Yes, we carry Performance Engines for 6 model years of Mercury Marauders between 1963 and 2004. The following model years are the most popular for Performance Engine purchases: 1970, 1969, 1966, 1965, 1964, 1963, and 2004.

Does Advance Auto Parts sell Performance Engines for any other 2003 Mercury models?

Yes. We stock Performance Engines for 1 other popular 2003 Mercury models. Some of the most popular are 2003 Grand Marquis Performance Engines and 2003 Mountaineer Performance Engines.

What types of Performance Engines do you sell for my 2003 Mercury Marauder?

We currently have just 1 Performance Engine in stock for a 2003 Mercury Marauder, and as of 8/2/26, it is a Performance Camshaft and Lifter Kit.

Can I get help with 2003 Mercury Marauder Performance Engine orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Mercury Performance Engines and more.

What is your return policy for Mercury Marauder Performance Engines?

Advance Auto Parts keeps returns simple. For new Mercury Marauder Performance Engines and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.