Availability
for SBC and BBC applications, these systems are equipped with standard cast aluminum short risers, and are direct replacements for many stock Mercruiser manifolds in Bravo and Alpha applications using exhaust selector systems or Merc "S" pipes. Eddie Marine EMI Thunder manifolds are hardcoat anodized (except polished version) to military spec to prevent corrosion—and come standard with a black Fusioncoat finish, with optional finish colors available. Choose the model recommended for your watercraft engine. Eddie Marine EMI Thunder systems include: * EMI exhaust manifolds * Aluminum risers * Bolts, exhaust and riser gaskets, fittings
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$1,798.00
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$2,448.00
Eddie Marine's EMI Thunder exhaust system for 496 Chevy with +3 in. taller high performance risers is their best performing system yet! They feature Thunder manifolds with integral water-cooled exhaust dividers and large individual runners for maximum horsepower gains. They're topped with long stainless steel high-flow risers (a must with high performance camshafts to prevent reversion—water ingestion). These systems are direct replacements for many stock Mercruiser 496 manifolds, and the risers are a 3 in. taller version to replace some Merc manifolds using a spacer. The Eddie Marine EMI Thunder manifolds are hardcoat anodized (except polished version) to military spec to prevent corrosion—and come standard with black Fusioncoat finish, with optional finish colors available. Eddie Marine Exhaust System for 496 Chevy with +3 in. taller high performance risers include: * EMI exhaust manifolds * Taller risers (+3 in.), stainless steel with 10mm Merc temp sensor bungs * Oil filter, accessory bracket, and Merc water drains * Bolts, exhaust and riser gaskets, fittings * Jumper hoses * 5-year warranty
Not Yet Reviewed
$3,397.00
On Sale
Cast from high-quality molds for proper fit, these Scott Drake exhaust manifolds will get that engine restoration on the right track to a throaty roar. Whether you are replacing a stock corroded manifold or getting to that exhaust portion of a rebuild, these manifolds will get that engine back to its deep throaty growl that you love.
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$870.95
$652.95
Their best performing system—Eddie Marine EMI Thunder exhaust systems with high performance risers. They feature Thunder manifolds with integral water-cooled exhaust dividers and large individual runners for maximum horsepower gains. They're topped with long stainless steel high-flow risers (a must with high performance camshafts to prevent reversion—water ingestion). Offered for SBC and BBC, these systems are direct replacements for many stock Mercruiser manifolds, and the risers are also available in a 3 in. taller version to replace Merc manifolds using a spacer. Eddie Marine EMI Thunder manifolds are hardcoat anodized (except polished version) to military spec to prevent corrosion—and come standard with a black Fusioncoat finish, with optional finish colors available. Eddie Marine EMI Thunder systems include: * EMI exhaust manifolds * Stainless steel risers * Bolts, exhaust and riser gaskets, fittings
( 1 )
$3,086.00
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$3,192.00
Eddie Marine EMI Thunder exhaust systems with Silent Choice high performance risers are designed to be used with EMI Silent Select, as well as Mercury Silent Choice and other aftermarket selector systems. These systems are offered for a variety of SBC and BBC, including 3 in. taller versions to replace Merc manifolds using a 3 in. riser spacer block. Eddie Marine EMI Thunder manifolds are hardcoat anodized (except polished version) to military spec to prevent corrosion and come standard with a black Fusioncoat finish, with optional finish colors available. Eddie Marine EMI Thunder systems include: * EMI exhaust manifolds * Stainless steel risers * Bolts, exhaust and riser gaskets, and fittings
Not Yet Reviewed
$2,689.00
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$3,086.00
Eddie Marine EMI Thunder exhaust manifolds deliver exceptional performance at affordable prices. They're constructed from the highest strength 356 aluminum that is heat-treated to a T-6 condition after it is cast. The manifolds are then hardcoat anodized—a process that thickens and toughens the naturally occurring protective oxide in the aluminum—to prevent corrosion of all surfaces, including the internal water passages. EMI Thunder manifolds feature superior runner designs and port separation. They are available in a variety of Fusioncoat colors or highly polished (uncoated). Order the model recommended for your engine application.
Not Yet Reviewed
$1,699.00
Dorman direct-fit manifold catalytic converters bring several parts together in one package for a turnkey installation. These top-quality exhaust manifolds are joined to the cat, and most models include gaskets and downpipe hardware, as well. Constructed from cast iron or stainless steel tubing, the units resist warping, cracking and leaks—and all undergo thorough inspection to ensure quality performance. Dorman direct-fit replacements deliver ease and convenience to your exhaust system upgrade. The kits are available for hundreds of makes and models.
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$562.99
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$753.99
Walker Ultra Direct-Fit catalytic converters fit like OE, because the company makes original equipment! Besides the perfect fit, inside the Ultra catalytic converters are ceramic substrates with high-tech washcoat and the right loading of precious metals. The outside bodies are stainless steel for long life and durability. Catalytic converters are a vital part of your vehicle's emission control system; choose the fit, quality, and performance of a Walker Ultra catalytic converter. Order the replacement model designed for your vehicle application.
( 384 )
$482.99
Walker Ultra manifold converters fit like OE, because the company makes original equipment! These exhaust manifolds have an integrated catalytic converter—and are available for specific vehicle applications. Besides the great fit, inside the Ultra catalytic converters are ceramic substrates with high-tech washcoat and just the right loading of precious metals. The outside bodies are stainless steel for long life and durability. Catalytic converters are a vital part of your vehicle's emission control system; choose the direct fit, quality, and performance of Walker Ultra manifold catalytic converters.
( 1 )
$697.99
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$831.99
Dorman exhaust manifolds offer a reliable, direct-fit installation for your vehicle. Manufactured from high-quality materials, they provide the perfect replacements for your worn-out factory piece. Dorman lends a hand in maintaining the exhaust manifold on your daily driver by providing the right fit at the right price--no longer are these "dealer only" parts. Get what you need--think Dorman for your replacement exhaust manifolds.
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$581.99
Sierra Marine exhaust manifolds are painted, packaged, and leak-tested. Your boat's exhaust manifold will not last forever and ignoring it could lead to engine problems. Sierra Marine offers a vast selection of quality units that will allow you to replace your corroded manifold, avert problems, and enjoy trouble-free service.
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$465.99
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$533.99
Eddie Marine EMI Thunder 496 Chevy exhaust manifolds deliver exceptional performance at affordable prices. They're constructed from the highest strength 356 aluminum that is heat-treated to a T-6 condition after it is cast. The manifolds are then hardcoat anodized—a process that thickens and toughens the naturally occurring protective oxide in the aluminum—to prevent corrosion of all surfaces, including the internal water passages. (Polished manifolds have no corrosion-resistant coating.) Eddie Marine EMI Thunder 496 Chevy exhaust manifolds feature superior runner designs and port separation. They're available in a variety of Fusioncoat colors or highly polished (uncoated). Order the model recommended for your engine application. These Eddie Marine assemblies include: * EMI Thunder 496 Chevy exhaust manifolds * Oil filter, accessory bracket, and Merc water drains * Bolts, exhaust gaskets, and fittings * Jumper hoses
Not Yet Reviewed
$2,265.00
ATP exhaust manifolds are high-quality replacements developed from the OE specs to ensure they'll install and perform like the originals. These manifolds are manufactured from premium metals, like cast iron and stainless steel. All models are machined to ensure that the flanges are flat, mount evenly, and do not leak. Hundreds of models are available for fitment on countless vehicle and engine applications. ATP exhaust manifolds are backed by a limited lifetime warranty.
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$362.99
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