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301/420cc Exhausts

  • 4 Stage Header Pipe, Build Your Own (4SBYO) 4 Stage Header Pipe, Build Your Own (4SBYO)

    4 Stage Header Pipe, Build Your Own

    Introducing the 4 Stage, Build Your Own Header Pipe from GoPowerSports! This versatile two-piece kit allows you to unleash your creativity and build your own custom header pipe. With endless options, you can design a header pipe that perfectly fits your...

    Retail Price: $59.95
    $49.95
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  • Exhaust Gasket GX270/390 (KD390EXG)

    Exhaust Gasket GX270/390

    The Exhaust Gasket GX270/390 is a high-quality gasket that is designed to provide a reliable seal for your vehicle's exhaust system. This gasket is designed to fit perfectly with a GX270/390 exhaust manifold, ensuring consistent and efficient performance...

    Retail Price: $5.00
    $3.00
    Add to Cart
  • 1" Mini Muffler with clamp

    1" Mini Muffler w/ HD SS Clamp

    The 1" Mini Muffler w/ HD SS Clamp is a high-quality muffler designed to provide effective noise reduction for small engines. Made from durable materials, this muffler is built to last and withstand the rigors of regular use. It is easy to install with...

    Retail Price: $49.95
    $24.95
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  • Header Flange, 301cc/420cc (KDBBFLANGE)

    Header Flange, 301cc/420cc

    The Header Flange for 301cc/420cc engines is a top-quality replacement part designed to enhance the performance of your engine. It is made from premium-grade materials that can withstand high temperatures and heavy use, ensuring long-lasting durability...

    Retail Price: $5.95
    $4.95
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  • Trumpet End, 1-3/8" (EXF8110)

    Trumpet End, 1-3/8"

    Looking for an upgrade for your header pipe? Check out our Trumpet End, 1-3/8". It's a lightweight, 2-stage, trumpet end that perfectly fits the high performance F&B header pipes that we sell. Made in the USA, this trumpet end is guaranteed to...

    Retail Price: $21.45
    $11.45
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  • Trumpet End, 1-5/16" (EXF8105)

    Trumpet End, 1-5/16"

    The Trumpet End is a lightweight, 2-stage design made for use on a 1-5/16" O.D. header pipe. This product is made in the USA and is designed to increase all-around performance while producing a better and deeper sound. It is slotted for easy assembly...

    Retail Price: $22.45
    $12.45
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  • Trumpet End, 1" (EXF8100)

    Trumpet End, 1"

    The Lightweight, 2-stage, Trumpet End, 1" is a high-quality accessory that is made in the USA. It is designed to fit on a 1" O.D. header pipe and is made of mild steel, making it easy to weld onto most header pipes. This trumpet end is slotted for easy...

    Retail Price: $21.45
    $11.45
    Add to Cart
  • 301cc & 420cc Straight Back Header Pipe (KD5437) 301cc & 420cc Straight Back Header Pipe (KD5437)

    301cc & 420cc Straight Back Header Pipe

    The 301cc & 420cc Straight Back Header Pipe is an excellent choice for those looking to upgrade the performance of their small engine vehicles. This header pipe is designed to fit 301cc and 420cc engines found in go-karts, mini-bikes, and other small...

    Retail Price: $49.00
    $39.00
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  • Exhaust Silencer 1" with HD SS Clamp Exhaust Silencer 1" with HD SS Clamp Mounted

    Exhaust Silencer 1" with HD SS Clamp

    The Exhaust Silencer 1" with HD SS Clamp is an essential component for any engine that generates loud noises during operation. This high-quality silencer is designed to fit perfectly onto the exhaust pipe of your engine. The durable construction of this...

    Retail Price: $54.95
    $49.95
    Add to Cart
  • Header Support (KDHBS) Header Support (KDHBS) dimensions

    Header Support

    The Header Pipe is a high-quality product that comes with a steel T-bar and hose clamp. This durable product is designed to provide extra support to your vehicle's header pipe, ensuring its longevity. It is perfect for those who want to add accessories...

    Retail Price: $14.95
    $8.95
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  • Header Pipe, Build Your Own (KDPRED65HPBYO) Header Pipe, Build Your Own (KDPRED65HPBYO) 212cc

    Header Pipe, Build Your Own

    The Header Pipe, Build Your Own, is a versatile and customizable component for anyone looking to design and build their own exhaust system. Made from high-quality materials, this pipe provides exceptional durability and longevity. Its sleek design is...

    Retail Price: $39.95
    $29.95
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  • Silicone Header Sleeve 20" Silicone Header Sleeve 20" Mounted

    Silicone Header Sleeve 20"

    The Silicone Header Sleeve 20" is a high-quality and durable sleeve designed to protect your exhaust headers from damage and wear. Made from high-quality silicone, this sleeve is able to withstand extreme temperatures and harsh conditions, making it an...

    Retail Price: $29.95
    $16.95
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  • Performance Exhaust Kit (P2K.PREDEXHKIT)

    Performance Exhaust Kit

    Introducing our Performance Exhaust Kit, designed to take your vehicle's performance to the next level. This kit includes a KD5438C Predator Performance Staged Header Pipe with a gasket, an Exhaust Silencer that measures 1-5/16" and comes with HD SS...

    Retail Price: $129.95
    $99.95
    Add to Cart
  • RLV Muffler Clamp (364144)

    RLV Muffler Clamp

    The RLV muffler clamp is a high-quality clamp designed to securely hold a muffler in place on a go-kart or other small engine vehicle. Made from durable materials, this clamp offers excellent resistance to corrosion and wear, ensuring long-lasting...

    Retail Price: $14.95
    $7.95
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