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AUDI A4 Engines & Components
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Dayco No Slack Idler Pulleys
Take up the slack with Dayco No Slack Idler pulleys. These specially formulated glass-filled polymer or steel-bodied pulleys have smoother surfaces and tighter dimensional tolerances for less vibration and longer belt life. They meet or exceed OEM specifications and feature lifetime-lubricated bearings and high-temperature seals to ensure peak bearing performance. Maximum structural integrity and optimal performance mean Dayco value for you. Keep your belts from slacking off with Dayco No Slack Idler pulleys.
( 80 )
$24.99
Continental OE Technology Series Multi-V Belts
Continental OE Technology Series Multi-V belts are factory-style replacements covering virtually all vehicle applications. These new straight-ribbed multi-V belts offer original fit and function that professional technicians appreciate for their customers. The serpentine belts are constructed with advanced EPDM rubber compounds that improve durability and deliver a quieter ride. They're available in well over a hundred lengths, with rib options ranging from three to 14. Order the model recommended for your car, truck, van, SUV, or crossover.
( 334 )
$20.99
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$40.99
ACDelco V-Ribbed Serpentine Belts
ACDelco V-ribbed serpentine belts resist the penetration of water, acids, and ozone--plus, they provide broad temperature tolerances. Their patented advanced technology design incorporates EPDM rubber, which stays soft and pliable longer than traditional belt materials. Neoprene and certain grades of rubber can harden, causing unwanted squealing and a shorter belt life. The flexible construction of these serpentines allows each belt to withstand many topside and backside bends. ACDelco offers their V-ribbed replacement belts in various lengths, widths, and rib quantities for a wide range of fitments.
( 36 )
$45.99
Dayco Poly Rib Serpentine Belts
Built for passenger cars and light-duty trucks, Dayco Poly Rib serpentine belts are engineered for the high-mileage, demanding drives found in today's vehicles. Dayco's W Profile serpentine belts are the most innovative advancement in serpentine belt design in years. Developed through extensive laboratory and actual road testing, these unique rib profile EPDM belts have been engineered to conform to high-mileage, worn, or misaligned drives and to help eliminate noisy belt conditions. Constructed with aramid-reinforced EPDM compounds that resist cracking and perform better in extreme temperature ranges, Dayco Poly Rib serpentine belts deliver more than just OE-required quality. They deliver the solution to troublesome drive problems.
( 185 )
$21.99
ACDelco Gold Idler Pulleys
ACDelco Gold idler pulleys are built to offer reliable operation under severe conditions. They're dependable in any weather or climate offering, you year-round performance. Mounting hardware is included on some popular applications. These pulleys are manufactured to meet or exceed your expectations for fit, form and function. Order the model recommended for your vehicle.
( 13 )
$25.99
Hastings Premium Ductile Ring Sets
Whether it's a car, truck, motorcycle, marine, or performance racing application—properly sealing the piston to the engine block is a requirement. Hastings premium ductile ring sets do just that, and they're offered in many different options to fit virtually any piston. If the engine you're working on is blowing smoke, using excessive oil, or at a loss for power, it may be time for new rings. These premium ductile piston ring sets are great for rebuilds or new builds, daily drivers or performance vehicles. Order the sizes needed for your project.
( 154 )
$20.50
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$44.99
URO Parts Engine Oil Separators
URO Parts engine oil separators are available for select European makes. They are manufactured in ISO 9000 certified manufacturing facilities and are tested for flow rates, chemical resistance, material composition, etc. to verify that all URO Parts engine oil separators and their components match the performance of OEM parts … without breaking the bank.
( 2 )
$35.99
King SI-Series Main Bearings
King SI-Series main bearings are recommended for OE applications. These replacement bearings are designed for aftermarket gasoline or diesel engine rebuilding—and performance engines with factory crankshafts. The bearings have an improved crankshaft finish for reducing microscopic ferrite peaks on improperly ground or polished nodular cast iron crankshafts. King SI-Series main bearings feature improved oil clearance to reduce wear and increase engine life, which in turn reduces operating noise, vibration, and excess oil flow. Order the bearing set designed for fitment on your make and model.
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$24.99
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$29.99
Rein Automotive Oil Drain Plugs
Rein Automotive oil drain plugs are made with premium materials and designed and manufactured to be direct-fit replacements. Rein Automotive oil drain plugs are designed to tight tolerances to ensure proper sealing.
Not Yet Reviewed
$22.99
King XP-Series Rod Bearings
King XP-Series rod bearings feature advanced metallurgical and geometric technologies that meet extreme performance loads. They were developed for all performance applications that use forged steel aftermarket crankshafts and produce high loads for extended periods. King focuses on one product—bearings—and nothing else. Their innovative race-only Xtreme Performance Max Black Tri-Metal rod bearings have a 24 percent stronger overlay and 17 percent more fatigue strength by using a micro process called SecureBond. Built with enhanced tri-metal, King XP-Series rod bearings layer copper-lead construction with a nickel plate barrier and a lead/tin/copper Babbitt overlay over a steel backing in an adhesion process that provides superior stability and durability. King's advanced control measures hit a bull's-eye, maintaining wall thickness tolerances far tighter than their competitors—at an amazing +/- .0001 in.! XP-Series rod bearings are narrowed on the crank cheek side with increased crush height for improved bearing-to-bore contact, heat transfer, and reduced spin potential in high-rpm applications.
( 73 )
$38.99
INA Accessory Drive Belts
INA accessory drive belts are reliable FEAD replacement solutions. With ever-increasing loads, your front-end accessory drive belt must handle increased demands. INA quality belts are offered in a variety of lengths and widths for accurate installation to drive your auxiliary equipment, as they transfer larger forces and withstand higher loads.
Not Yet Reviewed
$20.99
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$22.99
King SI-Series Rod Bearings
King SI-Series rod bearings are recommended for OE applications. They're designed for aftermarket gasoline or diesel engine rebuilding and performance engines with OE crankshafts. These direct replacements have an improved finish for reducing microscopic ferrite peaks on improperly ground or polished nodular cast iron crankshafts. King SI-Series rod bearings also feature improved oil clearance to reduce wear and increase engine life—which, in turn, lessens operating noise, vibration, and excess oil flow. Hundreds of sets are available; order the bearings recommended for your vehicle.
( 103 )
$38.99
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$46.99
URO Parts Crankshaft Pulleys
URO Parts crankshaft pulleys are designed and manufactured to withstand the impact today's worsening traffic conditions place on an engine and its accessory drives. They are manufactured with premium materials to outlast other European brands at a fraction of the cost of original equipment. Every URO manufacturing facility is ISO 9000 certified; plus, all URO crankshaft pulley replacements undergo intensive testing and inspection to make certain they meet or exceed factory standards for fit, design, durability, and performance. Order the model recommended for your vehicle.
( 2 )
$46.99
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Hastings Piston Ring Sets
Whether it's a car, truck, motorcycle, marine, or performance racing—properly sealing the piston to the engine block is a requirement. Hastings Piston ring sets do just that, while being offered in many different options to fit virtually any piston out there. If the engine your working on is blowing smoke, using excessive oil, or at a loss for power, it may be time for new rings. Hasting piston ring sets are great for rebuilds or new builds. Hastings has been manufacturing piston rings since 1915 and they have not spent a second developing anything but piston rings. Trust the professionals at Hastings and use them on your next job.
( 126 )
$75.99
$33.99
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$45.50
Dorman Variable Valve Timing Solenoids
Dorman variable valve timing solenoids will restore the fuel efficiency and normal operation of your vehicle. These direct replacement solenoids are engineered from quality materials for a proper fit and years of effective performance. They easily plug into the electrical harness and come conveniently packaged with the installation gasket (where applicable). Maintain proper oil flow and pressure with Dorman variable valve timing solenoids.
( 41 )
$42.99
Cloyes Engine Balance Shaft Chains
Cloyes engine balance shaft chains are engineered and manufactured with precision pitch control for proper chain-to-sprocket tooth fitment. Additionally, these chains are pre-stressed and heat-treated during the manufacturing process for increased durability. Cloyes engine balance shaft chains deliver the quality and reliability you want in performance or stock replacement parts. Check vehicle applications and order the one designed to fit your ride today!
Not Yet Reviewed
$39.99
URO Parts Oil Pans
Oil is the lifeblood of your engine, so it deserves a superior reservoir--such as one of these URO Parts oil pans. Available in a variety of finishes and materials for long-lasting durability, each oil pan is manufactured to OEM specifications, ensuring a precise fit without any modifications. Leaks, rust, damage, or an engine rebuild are all good reasons to install a new oil pan. Offered for a wide variety of makes and models, with various configurations, capacities, and sump styles; it's easy to find the correct URO Parts oil pan to fit your European car or SUV--and keep the vital lubricants flowing. Oil pan gaskets, drain plugs, drain plug gaskets are sold separately.
Not Yet Reviewed
$37.99
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$48.99
URO Parts Accessory Belt Tensioners
URO Parts accessory belt tensioners and tensioner assemblies are designed and manufactured to withstand the impact today's worsening traffic conditions place on an engine and its accessory drives. Their drive belt tensioners are manufactured with premium materials and bearings to outlast other European brands … at a fraction of the cost of OE. Every URO manufacturing facility is ISO 9000 certified; plus, all URO Parts accessory belt tensioners and tensioner assemblies undergo intensive testing and inspection to make certain that each part meets or exceeds OE standards for fit, function, durability, and design.
( 2 )
$30.99
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$43.99
Cloyes Engine Balance Shaft Chain Tensioners
Cloyes engine balance shaft chain tensioners are designed to maintain appropriate tension to the engine timing chain. These balance shaft chain tensioners are made from premium materials, rigorously tested, then measured for proper function and fitment to ensure a quiet, maintenance-free experience. Check applications and order the one designed for your vehicle today!
Not Yet Reviewed
$25.99
Rein Automotive Engine Oil Filler Caps
Rein Automotive engine oil filler caps fit European vehicles the way the original manufacturer intended. Designed to be direct replacement for the OE cap, these quality replacements are made to match or exceed the OE materials used and are produced to the highest standards to ensure long service life. Order the recommended replacement to fit your application.
Not Yet Reviewed
$23.99
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Rein Automotive PCV Hoses and Tubes
Rein Automotive PCV hoses and tubes are OE-quality breather hoses that fit European vehicles the way the original manufacturer intended. They are designed as direct replacements, and are identical to the specs and form of the original.
Not Yet Reviewed
$25.99
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$39.99
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INA Accessory Drive Belt Kits
Over an extended time, automotive belts are susceptible to wear and tear—and excessive slippage or complete failure could mean serious damage to the engine or its systems. INA offers accessory drive belt kits, providing a smart solution that ensures the process of replacing the worn tensioner along with the drive belt at the same time. These intelligently assembled INA accessory drive belt kits deliver the correct fit, form, and function in proven OEM quality to service your vehicle.
( 4 )
$90.99
$44.50
Enginetech Timing Belts
Enginetech timing belts are replacement automotive parts designed to be a direct fit for various import and domestic engines. They're manufactured to meet or exceed original equipment specifications, are made from high-quality materials like rubber, and are intended to provide durable, consistent performance. The belts are available for virtually every auto make from the 1970s and up. * Synchronizes the engine's crankshaft and camshaft to ensure the valves open and close at the correct times, which is crucial for the combustion process * Made of rubber with a construction designed for durability and to prevent stretching, often with reinforcing cords
( 1 )
$27.99
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$46.99
Cloyes Replacement Timing Belt Tensioner Pulleys
Tension. Not exactly desirable--unless you're talking under your hood, where engine parts operate on a "tight ship." Case in point: Cloyes replacement timing belt tensioner pulleys work in a system to ensure that key belts don't become loose…because the ripple effect can cause upheaval with everything from compressors and pumps, to drive shafts and gears. These pulleys are compatible with nearly 200 makes/models, and Cloyes replacement parts meet or excel OEM performance requirements.
Not Yet Reviewed
$36.99
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