Best Exhaust For Honda 400ex

Peter | 13-12-2023

You will find our hand-picked selection of Best Exhaust For Honda 400ex below. You have a wide variety of choices of brands such as Big Gun Exhaust,Lexx,Caltric available to you as a result of the fact that each one of them has a unique pricing, look, and feel. Continue reading for an in-depth analysis in our Best Exhaust For Honda 400ex buying guide!

Our experts tested a variety of Best Exhaust For Honda 400ex on the market. Right at the top of the list is Big Gun Exhaust Best Exhaust For Honda 400ex. Check out some more of our favorites below, and read some valuable insight from our experienced editors.

Editor's Choice
Big Gun Exhaust 07-1122 Eco System Slip-On Exhaust System (Color: Brushed, Material: Aluminum)
Big Gun Exhaust 07-1122 Eco System Slip-On Exhaust System (Color: Brushed, Material: Aluminum)
Premium Pick
Lexx MXe Slip-On Silencer With Mid-Pipe - For Honda TRX 400EX, TRX 400X
Lexx MXe Slip-On Silencer With Mid-Pipe - For Honda TRX 400EX, TRX 400X
Budget Pick
Big Gun Exhaust Evo Race Slip-On Exhaust Compatible with 99-08 Honda TRX400EX
Big Gun Exhaust Evo Race Slip-On Exhaust Compatible with 99-08 Honda TRX400EX

Top 10 Best Exhaust For Honda 400ex

We researched and compared the top products in the Best Exhaust For Honda 400ex category to provide you with these recommendations.

1. Big Gun Exhaust 07-1122 Eco System Slip-On Exhaust System (Color: Brushed, Material: Aluminum)

Big Gun Exhaust 07-1122 Eco System Slip-On Exhaust System (Color: Brushed, Material: Aluminum)
9.8

Big Gun Exhaust

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  • Economically priced high quality slip-on exhaust system
  • TIG welded reinforced Muffler bracket
  • USFS forestry approved screen type removable spark arrestor Included Tig welded stainless steel pipe construction 6061 Br+AM15u
  • 304 Stainless Steel mid pipe

2. Lexx MXe Slip-On Silencer With Mid-Pipe - For Honda TRX 400EX, TRX 400X

  • Fits Multiple Models - See Fitment Guide Image for Fitment
  • Fully tunable exhaust system allows the user to change from a race exhaust (46mm Race Tip) to a forest friendly silencer (Quiet Core Insert) with just three bolts
  • Engineered to improve torque and acceleration with an increase of up to 4 horsepower on some machines
  • Lightweight design saves up to 3.5 lbs. over the stock exhaust
  • Included 46mm Race Tip for closed course competition
  • Includes USFA approved Quiet Core spark arrestor insert that brings sound levels down below 96db
  • Optional tuning exhaust tips and optional screen type Spark Arrestor are available to allow user to further tune power and sound characteristics
  • Constructed of lightweight 6061 T6 aluminum and durable 304 stainless steel
  • Limited lifetime warranty

3. Caltric 2 Exhaust Pipe Gaskets Compatible with Honda Trx400Ex Trx400X Sportrax 400 2X4 1999-2013

Caltric 2 Exhaust Pipe Gaskets Compatible with Honda Trx400Ex Trx400X Sportrax 400 2X4 1999-2013
9.1

Caltric

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4. Caltric Exhaust Muffler Gasket Compatible with Honda Trx400Ex Trx-400Ex Sportrax 2X4 1999-2004

Caltric Exhaust Muffler Gasket Compatible with Honda Trx400Ex Trx-400Ex Sportrax 2X4 1999-2004
8.9

Caltric

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5. Caltric Exhaust Muffler with Gasket Compatible with Honda Trx400Ex Trx 400 Ex Sportrax 400 2X4

Caltric Exhaust Muffler with Gasket Compatible with Honda Trx400Ex Trx 400 Ex Sportrax 400 2X4
8.9

Caltric

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6. Caltric Exhaust Pipe Outlet Spark Arrester Compatible with Honda Trx400 Ex Sportrax 400 2X4

Caltric Exhaust Pipe Outlet Spark Arrester Compatible with Honda Trx400 Ex Sportrax 400 2X4
8.5

Caltric

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7. Big Gun Exhaust Evo Race Slip-On Exhaust Compatible with 99-08 Honda TRX400EX

Big Gun Exhaust Evo Race Slip-On Exhaust Compatible with 99-08 Honda TRX400EX
9.5

Big Gun Exhaust

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  • Surface Finish: Silver

8. 2 X New Heavy Duty Exhaust Head Pipe Stud Bolt Kits For 1999-2014 Honda 400EX 400X

9. HMF for Honda TRX 400EX 1999-2014 Candy Red/Pol Slip On Exhaust | 019253606986

HMF for Honda TRX 400EX 1999-2014 Candy Red/Pol Slip On Exhaust | 019253606986
7.9

Hmf Engineering

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  • The Performance Series uses a 2 1/8" non-restrictive core for maximum flow.
  • Depending on the model, you can expect a 4-6 dB increase over stock.
  • The exhaust shell is made of T6061 Aluminum that weighs substantially less than stock.
  • USFS Approved: All HMF offroad exhausts come with a USFS approved spark arrester.
  • **Images shown may be computer generated to reflect the color, shape, and orientation. (Typically first image) Please see Product Description and/or Part Number to ensure the desired color is selected.**

10. Intake Exhaust Valve Seal Spring Kit for HONDA TRX400EX TRX400X XR400R 400EX 400X 2x4 1999-2014

Intake Exhaust Valve Seal Spring Kit for HONDA TRX400EX TRX400X XR400R 400EX 400X 2x4 1999-2014
7.7

Moto1988

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  • Compatible Models: For HONDA Sportrax 400 TRX400EX 2x4 1999-2008 TRX400X 2x4 2009 2012-2014 Dirt Bike XR400R 1996-2004.
  • OEM Part Number: 14721-KCY-670
  • Package: Intake Valves *2; Exhaust Valves*2; Inner Springs *4; Outer Springs *4; Valve Spring Seats *4; Valve Cotters*8; Valve oil seal *4.
  • Tips before Purchase: Please carefully check whether your model is applicable to our products before buying. You can refer to the applicable models, pictures and OEM numbers on our page to help you determine your choice.
  • After-Sales Service: If you have any questions about our products during the use and purchase process, you can contact us by email at any time, we will try our best to solve the problem for you, and we will provide comprehensive quality assurance for our products.

Peter

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