Best Istunt Performance Exhaust Mufflers in 2026

▲ Pair of Single Chamber Performance Race Muffler.

▲ 7" Muffler Body Length, 12" Overall Length, 2.5" Muffler Inlet And Outlet Diameter, Body Type: 4" x 9" Oval

▲ Universal single chamber Race street Muffler 2.50" Center In / 2.50" Center Out. CHECK PRODUCT DETAILS CHART BELOW FOR OTHER SIZES.

Durable fully welded 409S stainless steel case

Straight through design

Moderate exterior performance tone

BRUSHED SATIN FINISH - The brushed satin finish of this universal performance muffler will upgrade the appearance of your vehicle's exhaust system thanks to its premium aesthetic

DEEP SIGNATURE MAGNAFLOW SOUND - This universal muffler is engineered to produce the deep resonant exhaust tone that MagnaFlow is famous for

UNIVERSAL FIT - The universal configuration of this performance muffler means that cutting, fabrication and/or welding may be required. MagnaFlow recommends professional installation

[Premium Acoustic Control] EVIL ENERGY muffler is densely packed with excellent, sound-absorbing cotton, giving a low, deep tone that is reverberated to increase sound. Easy to install, bolts on in minutes.

[Size and Construction] This muffler is having 3" inlet, 4" exit, 18.5" length, polished stainless steel. Please measure your car's inlet before purchasing.

[Working Principle] A muffler is a device that is installed towards the end of a vehicle's exhaust system.The walls of the muffler are made of two layers of stainless steel, which help reduc vibration and absorb sound.

Excellent performance on high horsepower vehicles

Noticeable interior resonance

Deep Aggressive Sound Exhaust Note

Inlet: 4" inner diameter - Outlet: 4" inner diameter - Overall Length: 30" - Body length: 24" - Body type: 7" round - style: Both ends can be inlet, no inlet or outlet difference.

100% welded design for long-lasting durability

Stainless steel construction for lifelong protection

TOTALFLOW 12103 Mini Race Exhaust Muffler | 304 Stainless Steel | 3. 25" Round Body Width | 10" Body Length | 12" Overall Length | 2. 25" Inner Diameter Inlet - 2. 25" Outer Diameter Outlet

304 Stainless Steel Construction With 100% Stainless Steel Mesh Internal Fill For Perfect Sound Tuning.

Fully TIG/MIG welded for long life

Ⓞ DIMENSION - Inlet Diameter: 3 inch, Outlet Diameter: 3 inch，Overall Length: 11.5 inch, Body Shape: Round, Body Length: 8 inch, Body Diameter: 4 inch

Ⓞ FUNCTION - Designed to dampen exhaust noise, Facilitates undisrupted exhaust flow. The muffler that was quieter with a mild tone.

Ⓞ ENGINEERED TO LAST- Stainless steel has a protective function, corrosion resistance and heat resistance.

STAINLESS STEEL INHIBITS CORROSION -- The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection

EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn't require specialized fabrication and/or welding

BUILT TO LAST -- Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life

AGGRESSIVE SOUND -- Two-chamber design for deep, aggressive tone

ENGINEERED TO LAST -- 100% welded aluminized-steel construction reduces corrosion

SLEEK FINISH -- Painted silver finish with embossed Thrush logo for improved appearance

3" inlet & outlet, 12" Overall Length Performance Resonator.

Straight Throught Design, Deep Tone Muffler, Reduce Engine Noise.

Surface Finish： Polished & Tig Welding.

Fits 1.75" - 2.5" TailPipes (73mm)

Inlet: 2.875"

Outlet-3.75" (95mm)

AGGRESSIVE SOUND -- Two-chamber design for deep, aggressive tone

ENGINEERED TO LAST -- 100% welded aluminized-steel construction reduces corrosion

SLEEK FINISH -- Painted silver finish with embossed Thrush logo for improved appearance

Inlet: 3" inner diameter - Outlet: 3" inner diameter - Overall Length: 22" - Body length: 18" - Body type: 3.5" round

100% welded design for long-lasting durability

Material: Stainless Steel

Aluminium construction --Aluminized steel construction and internal drainage system for maximum durability，Internal partitions with the change of temperature, the deformation is reduced by thermal expansion and cold contraction

Noise reduction performance--This 3 inch quiet mufflerFactory-style using aerodynamics sound absorbs unwanted interior resonance to reduce radiated noise，OE-style domed heads Make the noise lower

High-quality-- Internal partition wall and high quality material make it have the characteristics of high temperature resistance,Factory-style Welded structure provide stability and longer service life

Produces an aggressive sound

2-Chamber Internal Design Cancels out Annoying High Pitch Frequencies

Increases exhaust flow for increased performance and excellent throttle response

【Material】The Universal Motorcycle Exhaust Aesthetically pleasing carbon fiber finish which made with Aluminum+Stainless steel，Reducing Overall Weight For Top Performance To Obtain Max Output.durable, corrosion resistance and rustproof.

【Suitable for Various Bike Styles】：It is a universal slip on exhaust muffler that works with various bike including dirt bikes, street bikes, scooters, ATVs, quad and other bike with pipe diameter 38 mm to 51 mm. This is made possible by its welded stainless steel adapter which enables it to seamless blend fit pipes from 38mm to 51mm

【Great Sound 】Great sounds With a removable DB killer for changing sound. you can hassle-freely to make it super-loud when you remove DB killer, and you can also put the DB killer in to minimize the sound produced.

Inlet: 2.5" inner diameter - Outlet: 2.5" inner diameter - Overall Length: 20" - Body length: 14" - Body type: 6" round

100% welded design for long-lasting durability turbo muffler

Stainless steel construction for lifelong protection

Material: Stainless steel, and covered with carbon fiber color vinyl that make the exhaust looks Luxury and attractive

Removable DB killer offers difference sound effect

Reducing Overall Weight for Top Performance to Obtain Max Output

For Honda XR50, CRF50 or their copies, Chinese made pit bikes, 70cc, 110cc 125cc.

Complete high performance big bore exhaust system.

High quality,Non-original, Direct replacement.

【Specification】: Overall Length: 370mm,Connection: 38-51mm Slip-on type

【Fitment】：Fit for most motorcycles, ATV and scooters with exhaust pipes in diameter of 51mm/2". For more models, please refer to the detailed description.

【Durability Performance】: Made of high quality stainless steel, corrosion resistance and rustproof.

【Fitment】for 2 stroke 49cc 60cc 66cc 80cc Engines Motorized Bicycle Motr Bikes

【Feature】1. Durable and long service life. 2. A perfect aftermarket replacement. 3. Easy to install.

【Size】Mounting Hole Distance: 40mm/1.57 Inch, Total length: 470mm/18.5 Inch.

【Fitment】Fit Honda CRF50 XR50 CRF50F (not fit Honda other modle). And Their Copies 70cc-125cc Bikes From China, Such As Chinese Made CRF50,XR50,SSR,YCF,IMR,Atomik, x-pro,Baja,Motovox,TTR,Thumpstar,BSE,Apollo,Kayo,Stomp,Piranha,DHZ,GPX,Pitster Pro,SDG,Braaap,Taotao,Coolster,Roketa,Lifan,YX,Ect And Many Other Chinese Brands.

【Specification】This is a complete one piece exhaust system from the head pipe to the tail section. This will make your bike breath with any engine modifications, and also sounds great with a stock bike.This PIPE makes your mini have that deep sound like the big CRF's and gives your mini better

【Size】Removable pipe guard 28mm head, 45mm eye to eye

This motorcycle exhaust pipe fit for KAWASAKI Ninja ZX6R 636 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021.For KAWASAKI Ninja ZX10R 2008 2009 2010

Made of stainless steel and glsooy black surface makes the muffler exhaust looks luxury and attractive.

It's a good upgrade to increase the power performance for the motobike, fast easy install, Sounds great.

Create your dream bike with our custom shorty exhausts with included baffling system for sound customization. This shorty exhaust will make your bike sound much louder to be heard by those around you while not being obnoxiously loud like other available “open-can” design exhausts. The baffle can be easily removed if a louder tone is desired.

Huge weight savings over stock. Our exhausts are made with affordability, quality, style, and performance in mind and all proudly made in the U.S.A.

Aggressive Sound. Designed to fit stock applications to wide tired to stretched swing arm applications. They then have a machined angled cut billet aluminum tip anodized with an array of colors ranging from ceramic red, black, green, gold or blue. Polished aluminum is also available on the tip.

CLASSIC SOUND -- Tri-flow design provides that classic Thrush sound

ENGINEERED TO LAST -- 100% aluminized-coated shell and spun lock heads for long life

FLEXIBLE SOLUTION -- Customizable design offered in a variety of styles and sizes for universal fitment (may require specialized fabrication and/or welding)

1. Quick Delivery: Receive your product in no more than 10 days with US local delivery. Inlet Size: 2.5"; Outlet Size: 4"; Length: 18.6".

2. Safe and Effective: Reduce engine exhaust noise and safely discharge high temperature exhaust gas.

3. Durable Material: Made of two layers of stainless steel and premium sound-absorbing cotton for long-lasting durability and reduced vibration.

Package Dimensions: 66.04 H x 19.05 L x 29.21 W (centimetres)

Country of Origin : China

Fit type: Vehicle Specific

&#9733[FITMENT] - 2003-2013 CRF230F ,2003-2013 CRF150F

&#9733[QUANTITY] - 1 * Complete Muffler Exhaust System As Pictures.Installation Instruction NOT Included.

&#9733[FUNCTION] - This exhaust is a good upgrade to increase the power performance with 2-5 Hp.Sounds really great; Meet many buyers'favor; Have a try and you will not disappoint.

Fits many Chinese Scooter models with a 50cc / 150cc GY6 engine, The end of the Exhaust of 50cc and 150cc is different

Picture is accurate, before buying, please refer to the picture to confirm after purchase

Complete Exhaust System: Head Pipe Muffler, Gasket, Mouting Hardware