410-284401 4" Slip-In Silencer
These silencers are one of the best values on the
market today Their unique louvered design out flows all
other imitations with holes These silencers are constructed
from 100% stainless steel and their compact 5" length
makes them easy to install in most exhaust tips and water
injected headers Decibel drops of 8 to 10 are commonly seen.
Best suited for under 425 horsepower applications. Sold in pairs.
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410-284402 4" Hi-Performance Silencer For Water Injected Headers These high performance silencers feature large stainless packed louvered design cores for maximum performance through a muffler system They are ideal for blown or high compression engines. They are 10-1/2" long and slip in a 4" header collector Best suited for higher horsepower applications. Sold in pairs.
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510-3000 4" HIPO Muffler For Water Injected Headers
The HIPO High Performance Muffler is designed to tone down the beast in your motor without the loss of major horsepower. It reduces the noise to the low 90 decibels with an idle at 800 RPMs in motors up to 600 horsepower with a loss in horsepower of only 1% -2%. Made from 100% Stainless Steel. Easy installation; just attach one bolt and you are ready to go. Originally designed for blower motors and is now being used in all size motors. So, Tame the Beast and Still Feel the Power.
100% Stainless Steel
Hollow Louvered Core with Stainless Steel Wool. Decibel: Stock to 600 hp in low 90 decibels with idle at 800 RPMs. Mufflers are 3-7/8" O.D x 10-1/2" long. Fits in 4" and belled 5-1/8" x 16 gauge Collectors. Does not fit on 4" x .083" 14 gauge wall tubing. Installation Kit included; two bolts, two spacers, two washers, and two nuts to attach both mufflers. Two Mufflers per set .
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![4" Hi-Performance Silencer For Water Injected Headers](/images/product/icon/510-3001.jpg)
510-3001 4" Stage 1 HIPO Muffler For Water Injected Headers
The Stage 1 Silencer Muffler is a state of the art design developed with years of testing to quiet high performance motors in order to meet the new stringent sound regulations. The Stage 1 Silencer is designed to keep you on the lake without loss of major horsepower. It reduces noise to the low 80 decibels with idle at 800 RPMs in motors up to 600 horsepower with a loss in horsepower of only 3% - 5%. Made from 100% Stainless Steel. Easy installation; just attach one bolt and you are ready to go. So, Stay on the Lake with Power to Spare.
- 100% Stainless Steel.
- Decibel: Stock to 600 hp in low 80 decibels with idle at 800 RPMs
- Works with higher horsepower motors, but decibel levels may increase
- Perforated Tube with Internal Baffle, Packed with Stainless Steel Wool
- Mufflers are 3-7/8" O.D. x 10-1/2" long
- Fits in 4" and belled 5-1/8" x 16 gauge Collectors
- Does not fit on 4" x .083" 14 gauge wall tubing
- Installation Kit included; two bolts, two spacers, two washers, and two nuts to attach both mufflers
- Two Mufflers per set
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This Part has options, please click the button below to order.
410-284405 HCX Competition Series Offshore Mufflers
4" O.D. x 8"Long (Pair)
HCX Offshore Competition Race Mufflers Design and Function
Faster & Quieter
With decades devoted to marine exhaust technology Hardin Marine knows a HIGH horsepower muffler does not work by restricting flow. There is a balance between noise reduction and horse power retention. The HCX series mufflers tuned free-flow unrestricted design along their with strategically placed louvers streamlines your boats exhaust flow reducing back pressure while also adding a
level of sound deadening and providing up to 8 decibels (8" version) of noise reduction and an incomparable deep, rich sound.
In order to offer maximum exhaust flow in its most basic sense and for the muffler to reduce noise, it must separate that noise (sound waves), by separating the peaks and valleys produced by the exhaust note. These sound waves are then absorbed throughout the length of the muffler, the harsh (Loud) noise notes can be some what neutralized through this technology this is exactly how the HCX series muffler achieves this.
These mufflers provide the long awaited option to the numerous 750+ horse powered boats that longed for a muffler option that wouldn’t rob them of their available horse power and that could also be easily installed and removed for various boating environments. The lightweight design is perfect for dry tailpipe applications but they can also be used in wet pipe applications. Common applications are high horsepower, supercharged or normally aspirated engines. Each muffler is precision TIG welded utilizing all stainless steel construction. The muffler are a standard 8" length with a 4" O.D. They are easily removable with just 1 hex screw (no special tool needed, just a standard size allen wrench)
- All Stainless Steel Construction
- Strategic louvered design provides noise reduction
- Available length 8"
- Perfect for Dry or Wet exhaust systems
- 4" O.D available
- Maximum flow
- Simple single bolt installation
- *Note: Custom made, 2-4 weeks to build. Please Note the inside diameter of your exhaust pipe. below.
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This Part has options, please click the button below to order.
410-284406 HCX Competition Series Offshore Mufflers
4-1/4" O.D. x 8"Long (Pair)
HCX Offshore Competition Race Mufflers Design and Function
Faster & Quieter
With decades devoted to marine exhaust technology Hardin Marine knows a HIGH horsepower muffler does not work by restricting flow. There is a balance between noise reduction and horse power retention. The HCX series mufflers tuned free-flow unrestricted design along their with strategically placed louvers reamlines your boats exhaust flow reducing back pressure while also adding a level of sound deadening and providing up to 8 decibels (8" version) of noise reduction and an incomparable deep, rich sound.
In order to offer maximum exhaust flow in its most basic sense and for the muffler to reduce noise, it must separate that noise (sound waves), by separating the peaks and valleys produced by the exhaust note. These sound waves are then absorbed throughout the length of the muffler, the harsh (Loud) noise notes can be some what neutralized through this technology this is exactly how the HCX series muffler achieves this.
These mufflers provide the long awaited option to the numerous 750+ horse powered boats that longed for a muffler option that wouldn’t rob them of their available horse power and that could also be easily installed and removed for various boating environments. The lightweight design is perfect for dry tailpipe applications but they can also be used in wet pipe applications. Common applications are high horsepower, supercharged or normally aspirated engines. Each muffler is precision TIG welded utilizing all stainless steel construction. The mufflers are a standard 8" length with a 4-1/4" O.D. They are easily removable with just 1
hex screw (no special tool needed, just a standard size allen wrench)
- All Stainless Steel Construction
- Strategic louvered design provides noise reduction
- Length 8"
- Perfect for Dry or Wet exhaust systems
- 4-1/4" O.D
- Maximum flow
- Simple single bolt installation
- *Note: Custom made, 2-4 weeks to build. Please Note the inside diameter of your exhaust pipe below.
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This Part has options, please click the button below to order.
410-284407 HCX Competition Series Offshore Mufflers
4" O.D. x 16"Long (Pair)
HCX Offshore Competition Race Mufflers Design and Function
Faster & Quieter
With decades devoted to marine exhaust technology Hardin Marine knows a HIGH horsepower muffler does not work by restricting flow. There is a balance between noise reduction and horse power retention. The HCX series mufflers tuned free-flow unrestricted design along their with strategically placed louvers streamlines your boats exhaust flow reducing back pressure while also adding a level of sound deadening and providing up to 8 decibels (8" version) of noise reduction and an incomparable deep, rich sound.
In order to offer maximum exhaust flow in its most basic sense and for the muffler to reduce noise, it must separate that noise (sound waves), by separating the peaks and valleys produced by the exhaust note. These sound waves are then absorbed throughout the length of the muffler, the harsh (Loud) noise notes can be some what neutralized through this technology this is exactly how the HCX series muffler achieves this.
These mufflers provide the long awaited option to the numerous 750+ horse powered boats that longed for a muffler option that wouldn’t rob them of their available horse power and that could also be easily installed and removed for various boating environments. The lightweight design is perfect for dry tailpipe applications but they can also be used in wet pipe applications. Common applications are high horsepower, supercharged or normally aspirated engines. Each muffler is precision TIG welded utilizing all stainless steel construction. The mufflers are available in a long 16" and a 4" O.D. They are easily removable with just 1
hex screw (no special tool needed, just a standard size allen wrench)
- All Stainless Steel Construction
- Strategic louvered design provides noise reduction
- Length 16"
- Perfect for Dry or Wet exhaust systems
- 4" O.D
- Maximum flow
- Simple single bolt installation
- *Note: Custom made, 2-4 weeks to build. Please Note the inside diameter of your exhaust pipe below.
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This Part has options, please click the button below to order.
410-284408 HCX Competition Series Offshore Mufflers
4-1/2" O.D. x 16"Long (Pair)
HCX Offshore Competition Race Mufflers Design and Function
Faster & Quieter
With decades devoted to marine exhaust technology Hardin Marine knows a HIGH horsepower muffler does not work by restricting flow. There is a balance between noise reduction and horse power retention. The HCX series mufflers tuned free-flow unrestricted design along their with strategically placed louvers streamlines your boats exhaust flow reducing back pressure while also adding a level of sound deadening and providing up to 8 decibels (8" version) of noise reduction and an incomparable deep, rich sound.
In order to offer maximum exhaust flow in its most basic sense and for the muffler to reduce noise, it must separate that noise (sound waves), by separating the peaks and valleys produced by the exhaust note. These sound waves are then absorbed throughout the length of the muffler, the harsh (Loud) noise notes can be some what neutralized through this technology this is exactly how the HCX series muffler achieves this.
These mufflers provide the long awaited option to the numerous 750+ horse powered boats that longed for a muffler option that wouldn’t rob them of their available horse power and that could also be easily installed and removed for various boating environments. The lightweight design is perfect for dry tailpipe applications but they can also be used in wet pipe applications. Common applications are high horsepower, supercharged or normally aspirated engines. Each muffler is precision TIG welded utilizing all stainless steel construction. The mufflers are available in a long 16" and a 4-1/2" O.D. They are easily removable with just 1 hex screw (no special tool needed, just a standard size allen wrench)
- All Stainless Steel Construction
- Strategic louvered design provides noise reduction
- Length 16"
- Perfect for Dry or Wet exhaust systems
- 4-1/2" O.D
- Maximum flow
- Simple single bolt installation
- *Note: Custom made, 2-4 weeks to build. Please Note the inside diameter of your exhaust pipe below.
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421-02-6443 4" Gatlin Slip in Mufflers (SOLD EACH)
These mufflers can be used with any exhaust system that has 4" OD Stainless Pipe with 8" or 12" of open area to except the muffler. Water must go through the muffler.
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421-02-6442 4 1/2" x 8" or 12" Gatlin Slip In Mufflers (SOLD EACH). These mufflers can be used with any exhaust system that has 4 1/2" OD Stainless Pipe with 8" of open area to except the muffler.
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421-02-6479 4" Packed Insert Mufflers,4" Packed insert mufflers, combine the same design as our hi-performance muffler tips, but are designed to fit inside exhaust tips. They measure 8 1/2" or 15" in length, and bolts to most 4" exhaust tips.(SOLD EACH)
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421-02-6441 5" Gatlin Slip In Mufflers (SOLD EACH)
These mufflers come with our 02-8172 Gatlin Tip/slip in Muffler or can be used with any exhaust system that has 5" OD Stainless Pipe with 8" or 12" of open area to except the muffler.
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