Exhaust Systems


WHAT IS YOUR NEXT EXHAUST SYSTEM?

Hardin Marine Seaward Exhaust

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GREAT VALUE TOP QUALITY UPGRADE FOR MERCURY OEM REPLACEMENT SYSTEMS
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Black Powdercoated for Durability
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Polished 316L Stainless Steel Risers
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4” EXHAUST RISERS STANDARD
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SBC, BBC, Mercury 496, HP500, 525/600/700
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Internal Salt Water Protective Coating Optional Extra

Gil Replacement Systems by HM

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PREMIUM QUALITY PREFERED OEM SYSTEMS
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POWDER COATED INSIDE AND OUT FOR DURABILITY
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COMPLETELY TREATED FOR SALT WATER PROTECTION
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PREMIUM QUALITY POLISHED 316L STAINLESS STEEL RISERS
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INDIVIDUAL WATER JACKET COOLING INLETS
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BBC, Mercury HP500, 460 Ford
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CHOSEN BY MERCURY RACING FOR OEM HP500/540 APPLICATIONS

IMCO Powerflow Manifolds

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MULTIPLE APPLICATIONS FOR JET, V-DRIVE AND MERCURY REPLACEMENT SYSTEMS
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Black Powdercoated for Durability or Polished for Beauty
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3-1/2” TO 4” EXHAUST HOSE CONNECTIONS STANDARD
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304L INDUSTRIAL GRADE SS RISERS OR CAST ALUMINUM RISERS
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SBC, BBC, Mercury 496, HP500, 525/600/700

Stainless Marine Manifolds

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Unique clamp on riser design
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Black Powdercoated for Durability
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Polished 316L Stainless Steel Risers
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4” EXHAUST RISERS STANDARD
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SBC, BBC, Mercury 496, HP500, 525/600/700
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GOOD QUALITY REPLACEMENT SYSTEM

Glenwood Log Manifolds

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CAST ALUMINUM CONSTRUCTION
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Low Cost Solution for Jet and V-Drive
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Replaces other logs with 5" OD flange
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Polished Aluminum
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SBC, BBC, 460 Ford, 455 Olds
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Freshwater Use Only

Mercruiser OEM Manifolds

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OEM Direct, Factory Built Replacment Manifolds
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Fitments for all Mercruiser Applications
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Heavy Cast Iron Construction
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Stock Performance
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High Cost compared to Aftermarket

Hardin Marine Cyclone Headers

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AFFORDABLE ALL 316L STAINLESS CONSTRUCTION
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DIRECT REPLACMENT FOR EXISTING GIL MANIFOLDS WITHOUT BUYING NEW RISERS
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Polished 316L Stainless Steel
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BBC, LS, Merc 525/600/700
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Unique Hybrid Manifold/Header Design

Lightning Headers

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Best Value Headers for Freshwater Jet, Merc and V-Drive Applications
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Powdercoated for Durability
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Stainless Steel inner exhaust tube
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SBC, BBC, LS, Mercury 496
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Freshwater use only without more expensive all stainless option

HM Hurricane Headers

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ULIMATE ALL-STAINLESS 316L CONSTRUCTION
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AVAILABLE WITH MERC/CMI FLANGE TO UTILIZE EXISTING TAILPIPES
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Polished 316L Stainless Steel
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BBC and Lite Version for Merc 525/600/700
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Big Tube has 2-1/4" Inner Runners for highest HP Applications
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BEST VALUE IN SS HEADERS

Bassett Over Transom Headers

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TRADIONAL SINGLE WALL CHROME HEADERS FOR JET AND V-DRIVE APPLICATIONS
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ONE PIECE DESIGN
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WATER INJECTED NOT WATER JACKETED FOR OPEN AIR USE OVER TRANSOM
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CANNOT BE USED IN CLOSED ENGINE COMPARTMENT
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3/8" THICK EXHAUST FLANGE FOR GOOD GASKET SEAL
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BBC, SBC, LS, 460 FORD, 455 OLDS
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CHROME PLATED MILD STEEL CONSTRUCTION

CMI Sport Tube Headers

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OEM MERCURY RACING FOR APPLICATIONS (525/600/700)
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Polished 316L Stainless Steel Headers
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SBC, BBC, Merc 525/600/700
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PRODUCTION FINISH
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TAILPIPES MANUFACTURED FROM 304L INDUSTRIAL MATERIAL
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Higher Price Point Than Other Competing Brand Options

CMI E-Top Headers

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ONE PIECE DESIGN NO TAILPIPES REQUIRED
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Satin or Polished 316L Stainless Steel Headers
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SBC, BBC, LS, Merc 496
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Direct Replacement for most Mercury Cast Iron Systems
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Higher Price Point Than Other Competing Brand Options