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On Sale Parts & Accessories
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
Shop limited-time discounts on parts, tools, and accessories from your favorite brands!
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On Sale
Moroso NPT to Hose Barb Fittings
These handy Moroso NPT to hose barb fittings are made of brass and are designed to allow easy fuel line installation on electric fuel pumps and regulators when using rubber fuel line. They have a male NPT fitting on one end and a barbed fitting on the other end and they're available in different sizes to fit your needs.
( 43 )
$10.99
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$20.99
$9.89
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$18.89
On Sale
Moroso Oil System Filter Fittings
Moroso oil system filter fittings are designed to stop metal chips and debris from reaching external or dry sump oil systems or rear-end lube pumps. These filter fittings have a stainless steel screen and use a .015 in. diameter, 16-mesh wire.
( 1 )
$44.99
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$100.99
$40.49
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$90.89
On Sale
Holley MAP Sensor Adapters
Holley offers MAP sensor adapters for a variety of Chevrolet LS engine applications from 1997 and up. They feature pre-terminated connectors and wiring for a direct plug-and-play installation. Depending on the model you select, the adapter will allow: * The installation of an LS3 MAP sensor in an LS2 or LS1 equipped vehicle * The installation of an MPFI WeatherPack 3-pin connector MAP sensor to the 3-pin Delphi GT connector * The installation of a Delphi MIP 3-pin connector MAP sensor to the 3-pin Delphi GT connector
( 21 )
$36.90
$27.68
On Sale
Moroso Streamline Fuel Line Fittings
Moroso streamline fuel line fittings are manufactured from brass and provide a quick, easy fuel hose connection. They provide increased fuel flow to the carburetor over the right angle fittings more commonly available.
( 18 )
$25.99
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$32.99
$23.39
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$29.69
On Sale
Moroso Electric Water Pump Hose Adapters
As the name suggests, Moroso electric water pump hose adapters are designed to adapt Moroso's electric water pumps to radiator hoses—but you can use them on other pumps (or other components) that have the same style of NPT-threaded bosses. These aluminum adapters have an NPT fitting on one end and a smooth hose nipple on the other, and they're available for several popular hose sizes.
( 13 )
$35.99
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$42.99
$32.39
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$38.69
On Sale
Moroso Oil Filter Bypass Plates
True racing parts from Moroso! Oil filter aluminum bypass plates replace the engine-mounted oil filter in wet sump oiling systems and direct the oil to a remote oil filter or oil cooler. They're drilled and tapped for -10 AN O-ring inlet and outlet fittings, and include all mounting hardware, gaskets, and an O-ring.
( 3 )
$45.99
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$103.99
$41.39
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$93.59
On Sale
Moroso Spark Plug Air Hose Kits
Moroso spark plug air hose kits are designed to give you more clearance when using a compression tester or changing valve springs. They include a 12 in. air hose with 14mm and 18mm threaded adapters to fit the spark plug hole in the cylinder head.
( 10 )
$56.99
$51.29
On Sale
Moroso Carburetor Adapters
Moroso adapters are available in phenolic plastic and aluminum. They can be used to bridge a variety of configurations, such as a 2-barrel carburetor to a 4-barrel manifold, a square bore carburetor to a spread bore manifold, or a 4500 Series carburetor to a 4150/4160 Series bolt pattern. The adapters are offered with or without porting, and in varying heights.
( 6 )
$104.99
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$118.99
$94.49
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$107.09
On Sale
Moroso Oil Filter Adapters
Eliminate the need for a remote oil filter and associated plumbing hardware with Moroso oil filter adapters. They fit small block Chevy engines without modifications and big block Mark IV Chevy engines with minor block modifications. They lower your oil filter 1 1/2 in., come equipped with 1/2 in. NPT inlet and outlet ports, and include full instructions, mounting bolts, and O-rings.
( 1 )
$21.99
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$158.99
$19.79
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$143.09
On Sale
Moroso AN O-Ring Adapter Fittings
Moroso AN O-ring adapter fittings help prevent the cavitation of external oil pump systems. They're designed for use with external wet sump pans with -10 or -12 AN fittings.
( 3 )
$21.99
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$103.99
$19.79
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$93.59
On Sale
Earl's Performance Oil Cooler Adapters
Earl's Performance oil cooler adapters replace the OEM oil filter housing. These oil filter bypass adapters allow for the installation of a remote oil filter and optional oil cooler. Their billet construction is black anodized and stainless hardware is included. They use O-ring seals for a leak-free installation.
( 15 )
$179.95
$101.15
On Sale
Moroso AN to Tube Adapter Fittings
Moroso offers AN to tube adapter fittings for use when adding an -AN fitting to a hardline tube and can be used when plumbing water or fuel lines. The adapters use a screw-together compression fitting that is compatible with low-pressure fluid transfer applications. Manufactured from high-quality anodized aluminum, the adapters are available in -6AN, -8AN and -10AN sizes, in both male and female options to accommodate your specific needs. Order the fittings needed to help finish off your plumbing project like a pro.
Not Yet Reviewed
$21.99
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$25.99
$19.79
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$23.39
On Sale
Holley LS Valve Cover Adapter Plates
Holley LS valve cover adapter plates offer an innovative way to add the vintage styling cues of a 1958-86 small block Chevy perimeter bolt valve cover to your modern GM LS engine. These cast aluminum adapter plates include hardware to mount three different generations of coil packs under the valve cover without the need of any coil relocation kit, and you retain all the benefits of OE-style coil-on-plug mounting. These adapter plates feature an integrated oil fill and are pre-threaded for PCV ventilation fittings.
( 4 )
$306.95
$230.95
On Sale
Moroso Remote Filter Adapters
Moroso remote oil filter adapters are designed to plumb remote oil filters and oil coolers. The fitting direction is adjustable for the best clearance.
( 13 )
$108.99
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$169.99
$98.09
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$152.99
On Sale
Holley Intake Manifold Adapter Kits
These Holley intake manifold adapter kits let you mount older intake manifolds to the newer style center-bolt cylinder heads. They include four angled spacers with matching Allen head bolts to adapt Holley intake manifolds to the new-style heads.
Not Yet Reviewed
$409.95
$307.95
On Sale
Moroso Oil Filter Adapter Replacement O-Rings
Do you have a leaky oil filter adapter? No problem--just pick up Moroso oil filter adapter replacement O-rings. They are manufactured from high-quality rubber and provide a leak-free seal. Whether your O-ring is cracked, weathered, or brittle, there's no need to worry. Just replace it with one of these Moroso O-rings and keep that oil inside your of engine, where it belongs.
( 1 )
$11.99
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$16.99
$10.79
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$15.29
On Sale
Moroso Engine Oil Filter Adapters for GM LS
Moroso engine oil filter adapters for GM LS are designed to replace the factory spin-on oil filter mount on your engine, allowing for different type plumbing options than what was initially provided with the specific oil pan model originally. These billet aluminum spin-on style oil filter adapters feature an anodized finish with an NPT oil pressure port, and include the mounting hardware and engine block sealing O-rings. Order the model best suited for your vehicle.
( 2 )
$103.99
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$146.99
$93.59
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$132.29
On Sale
Holley Throttle Body Angle Adapters
Holley throttle body angle adapters resolve problems. The considerable angle of the LT intakes can cause issues routing inlet plumbing and clearance to aftermarket accessory brackets. These adapters level the throttle body for swap applications without changing the flow the GM design intended. Other four-bolt intakes with routing issues can also benefit from this adapter. Features and benefits of Holley throttle body angle adapters: * Billet aluminum construction * Maintains proper throttle body blade orientation * Eliminates drivability issues associated with inverting the throttle body * Allows clearance to aftermarket accessory brackets or other clearance and routing issues * No harness rerouting or extending required * Works with both truck and car LT intake bolt patterns * Works with all 4-bolt LS intake bolt patterns * Works with up to 95mm intakes and throttle body openings * Works with common LS and LT 104 x 70mm bolt pattern throttle bodies * Adapts common LS 104 x 70mm bolt pattern throttle bodies to LT 5.3L truck intakes * Works with Holley 92/95mm Hi-Ram and Mid-Ram intakes * Allows use of cable-operated and other throttle bodies on Gen V 5.3L intakes
( 6 )
$111.95
$72.95
On Sale
Earl's Performance AN to NPT Adapter Fittings
Earl's Performance adapters are available in anodized aluminum and zinc plated steel. Precision-machined to exacting tolerances for trouble-free performance, they allow you to connect AN and NPT fittings together quickly and easily.
( 141 )
$12.88
$9.66
On Sale
MSD Atomic AirForce Throttle Body Adapters
MSD Atomic AirForce throttle body adapters are designed to attach an OEM LS1/LS6 factory throttle body to an MSD Atomic AirForce polymer intake manifold. They're made from quality materials and install onto the MSD Atomic AirForce with no modifications.
( 1 )
$77.85
$43.88
On Sale
Moroso Oil Filter Sandwich Adapters
Moroso sandwich oil filter adapters are designed to eliminate the need for a remote filter will still allowing a remote oil cooler or accumulator. The adapter mounts to the spin-on oil filter pocket on the engine and has an oil filter pocket built into the bottom. The ports allow oil to run to a remote cooler or an accumulator without the need of relocating the oil filter. Best of all, the Moroso sandwich oil filter adapters can be clocked so the fittings are where they need to be for maximum clearance.
( 17 )
$110.99
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$145.99
$99.89
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$131.39
On Sale
Moroso Leak Down Tester Adapters
Moroso's leak down tester adapters are designed to allow you to expand the use of your Moroso standard version cylinder leakage tester. Made from steel and cad-plated, these longer style adapters will allow your tester to quickly diagnose failed or leaking valves, pistons, rings, and head gaskets for 14mm plugs on an overhead camshaft (OHC) and also Hemi engines.
( 1 )
$63.99
$57.59
On Sale
Earl's Performance Oil Filter Block-Off Plates
Earl's Performance oil filter block-off plates are ideal for engine swaps where extra clearance is needed. The factory oil filter location on the Gen III Hemi may interfere with the crossmember or suspension in some engine swaps. Earl's Performance block-off plates and relocation kits allow the oil filter to be moved to a remote location. The block-off adapter screws on, instead of the oil filter, and two NPT ports on the block near the filter allow installation of the AN hoses for plumbing the remote filter. They are available in two thread sizes, both are made from aluminum with black anodized finished, and tagged with Earl's logo, making them attractive and corrosion resistant.
( 1 )
$29.43
$16.60
On Sale
Moroso Remote Water Pump Adapter Kits
Moroso remote water pump adapter kits are designed to free up space where your bulky water pump would normally reside, allowing for the use of a more compact and cost-effective remote electric water pump. These kits require the use of a remote thermostat housing and are available for a variety of engines.
( 2 )
$259.99
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$291.99
$233.99
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$262.79
