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Seapro Silence-Pro Exhaust Diverter Mercruiser

Seapro ® Silence-Pro Boat Exhaust Diverter
Switchable exhaust system for V8 boat engines

Complete set for one engine each
Selectable for V8 Mercruiser and Volvo
Switch at will from the cockpit
Electric servomotors
Mounting kit

Engine type: Mercruiser Small Block 5.0-5.7 liter V8
Sold out
Original price €0,00 - Original price €0,00
Original price €0,00
€495,00 - €495,00
Current price €495,00

Seapro ® Silence Pro
electrically switchable exhaust system

for GM based V8 engines Mercruiser, OMC, Volvo...

System fits Mercruiser and Volvo engines with center manifold and
Knee with standard exhaust system. Mercruiser also offers tuning
Fits manifolds as long as they have a 7° inclination.

Please select your engine from Mercruiser or Volvo above
and by engine type small block / big block.


  • Switch between from the cockpit using a rocker switch
    Top/underwater exhaust

  • 4" diameter 101.60mm

  • System is equipped with initial wiring and 2-pole switch

  • Connecting to Plus/Minus - Easy to install

  • For GM based engines 5.0, 5.7, 6.2, 7.4, 8.1, 8.2 liter V8 with
    Center manifold

  • System made of stainless SS316 stainless steel tig-welded and
    Highly polished

  • 2 linear servomotors - close/open with 1000Nm force each
    the system within 2-3 seconds. The engines are working
    with 12 volts and are in an aluminum housing
    capsuled. A limit switch protects the system from overload

Variants available for small and big block engines

(Mercruiser Y pipe)

scope of delivery

  • 2 pieces diverters / T-pieces
  • Volvo or Mercruiser depending on your choice
  • Small or Big Block depending on your selection
  • Stainless steel SS316 - polished
  • 2 pcs. Linear actuators
  • 1000Nm - 12 volts
  • Initial wiring + / -
  • Fittings/Accessories
  • 1 piece 2-pole rocker switch
  • circuit diagram