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Eddie Marine EMI Thunder Exhaust System with Standard Risers

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

5.0 out of 5 stars ( 2 )

$2,921.95

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$2,938.95

Eddie Marine EMI Thunder Exhaust System with High Performance S-Pipe Risers

Eddie Marine EMI Thunder exhaust system with high performance "S" pipe risers offer the perfect solution for existing exhaust flow below swim steps. Featuring stainless steel high-flow risers, these EMI systems enable the exhaust to exit underwater at idle keeping them quiet when you want it most. Adjust the outlet position by changing the size of the exhaust hose connecting the riser with the exhaust bend. The 16 in. long risers are a must with high performance camshafts to prevent reversion (water ingestion). 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 EMI Thunder systems include: * EMI exhaust manifolds * Stainless steel risers * 80 degree bends * Bolts, exhaust and riser gaskets, fittings * 4 in. exhaust hose and clamps

Not Yet Reviewed

$4,798.95

Stainless Works Performance Headers

Gain powerful sound, better performance, and improved mileage with a set of Stainless Works performance headers. Constructed from high-quality 304L stainless steel, the headers are CNC mandrel-bent and have durable 3/8 in. thick flanges. They're available to fit the factory connection point, or attach to a custom Stainless Works cat-back exhaust. Order the style you prefer and the model designed for your year/make and engine application.

4.62 out of 5 stars ( 29 )

$3,020.05

Kooks Headers Long Tube Headers

Kooks Headers long tube headers are heavy-duty and crack-resistant, featuring large diameter stainless steel construction (most applications) with smooth-flowing mandrel-bent tubing. They include gaskets, bolts, and oxygen sensor extensions where required. Also available as kits with connection pipes, depending on the application, Kooks long tube header kits include individual connection pipes, a Y-pipe, X-pipe, or H-pipe to connect to the exhaust system. X-pipes are used primarily for high-rpm performance and race applications. H-pipes create lower end power and are used on street cars for increased performance with a comfortable sound level. These connection pipes are offered in three versions: * Off-road (non-catted) for full track use with no horsepower loss and the loudest exhaust tone * With high-flow catalytic converters; recommended for street driving with little or no horsepower loss and a deeper exhaust tone * With Kooks ultra-high performance GREENCATS catalytic converters; designed for naturally aspirated and forced induction engines up to 900 hp, eliminates most "Check Engine Light" warnings Note: Kooks Headers long tube headers and connection pipes may not be legal for sale, installation, or use in some areas. Check your state and local laws.

4.67 out of 5 stars ( 40 )

$2,416.32

Stainless Works Long Tube Headers

Stainless Works long tube headers are constructed from CNC mandrel-bent tubing with laser-cut flanges. These high-flow headers are made for your specific application, ensuring a perfect fit and excellent performance.

4.33 out of 5 stars ( 6 )

$3,157.80

Kooks Headers Race Long Tube Headers

Kooks Headers race long tube headers will deliver high performance to your racer. Their full-length race headers are built from T-304 stainless steel and are available in several primary tube and collector diameters to match your application needs. Optimize scavenging and increase power with top-quality Kooks race long tube headers.

4.83 out of 5 stars ( 64 )

$2,261.44