ATV/UTV Jet Kits and Parts
ATV/UTV Jet Kits & Parts at JJ Motorsports
Tune your ATV’s carburetor for maximum power with premium Dynojet jet kits from JJ Motorsports, featuring stage-specific jets, needles, and hardware for Honda TRX300 EX, Yamaha Banshee 350, Suzuki LTZ400, and more. These proven kits deliver crisp throttle response and dyno-proven gains for trail, dune, and track riding.
Shop Dynojet jet kits for championship-winning performance. Explore related categories such as ATV/UTV air and fuel for air filters and carbs, or ATV/UTV for exhaust and suspension to complete your carb tuning and ride with explosive power across all conditions, from wide-open dunes to technical trails.
Top ATV/UTV Jet Kits & Parts
- Dynojet Jet Kit Honda TRX300 EX Q101 – Stage 1 & 2 kit for TRX300EX; includes jets and needles for pipe and filter upgrades.
- Dynojet Jet Kit Yamaha YFZ350 Banshee 4320 – Complete kit for Banshee 350; optimized for FMF, Pro Circuit, and stock carbs.
- Dynojet Jet Kit Suzuki Quadsport LTZ-400 Q316 – Stage 1-3 kit for LTZ400; boosts mid-to-top power with easy installation.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
DYNOJET Jet Kit - Honda TRX450R Q113
DYNOJET
$111.10Getting the most from your Honda TRX450R means dialing in the fuel mapping to match your intake and exhaust modifications—and that's exactly what the DYNOJET Jet Kit does. Whether you're running...10070494- SKU:
- 10070494
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- TYPE:
- STAGE 2
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- UNITS:
- KIT
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
$111.10 -
DYNOJET Jet Kit - Yamaha - 350 Raptor Q423
DYNOJET
$111.10Carburetor tuning directly impacts throttle response, fuel efficiency, and peak power output on your Raptor 350. Stock jetting leaves performance on the table, especially if you've modified your...10070495- SKU:
- 10070495
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- STAGE 2
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
$111.10 -
DYNOJET Jet Kit - Kawasaki - KVF 750 Brute Force Q217
DYNOJET
$144.43If you're running a KVF 750 Brute Force, fuel delivery is likely the limiting factor holding back your machine's potential. DYNOJET's Jet Kit addresses this directly by optimizing your carburetor's...10070496- SKU:
- 10070496
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- TYPE:
- STAGE 1
$144.43 -
DYNOJET Jet Kit - Kawasaki KFX400 Q218
DYNOJET
$111.10The DYNOJET Jet Kit for your Kawasaki KFX400 delivers measurable power gains by optimizing fuel delivery across the entire RPM range—without requiring a complete engine rebuild. Whether you're...10070497- SKU:
- 10070497
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- TYPE:
- STAGE 2
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
$111.10 -
DYNOJET Jet Kit - Suzuki Quadsport LTZ 400 Q316
DYNOJET
$111.10Carburetor tuning directly impacts throttle response, fuel efficiency, and peak power output on your LTZ 400—and the DYNOJET Jet Kit delivers precisely calibrated adjustments for your specific setup...10070498- SKU:
- 10070498
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 2
- TYPE:
- STAGE 1
- UNITS:
- KIT
$111.10 -
DYNOJET Jet Kit - Kawasaki KVF650 Brute Force Q219
DYNOJET
$144.43Proper jetting is fundamental to unlocking your KVF650's full potential—factory settings leave power on the table and compromise throttle response across the RPM band. The DYNOJET Jet Kit gives you...10070501- SKU:
- 10070501
- Availability:
- Ships Same Business Day
- Weight:
- 0.35 LBS
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
- UNITS:
- KIT
$144.43 -
DYNOJET Jet Kit - Yamaha YFZ 450 Q427
DYNOJET
$111.10The DYNOJET Jet Kit for your YFZ 450 delivers measurable power gains across a range of engine configurations without requiring extensive modifications. Whether you're running stock components or a...10070504- SKU:
- 10070504
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
- UNITS:
- KIT
- TYPE:
- STAGE 2
$111.10 -
DYNOJET Jet Kit - Honda TRX450 Q118
DYNOJET
$111.10Fuel delivery is the foundation of engine performance, and the DYNOJET Jet Kit for your Honda TRX450 gives you precise control over your air-fuel ratio across the entire RPM band. Whether you're...10070506- SKU:
- 10070506
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- STAGE 2
$111.10 -
DYNOJET Jet Kit - Honda TRX250X Q119
DYNOJET
$111.10Carburetor tuning is critical for maximizing power and throttle response on your Honda TRX250X, especially once you've modified your intake or exhaust system. The DYNOJET Jet Kit eliminates the...10070516- SKU:
- 10070516
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- STAGE 2
- TYPE:
- STAGE 1
$111.10 -
DYNOJET Jet Kit - Honda TRX400X Q121
DYNOJET
$111.10Carburetor tuning is critical to maximizing your TRX400X's potential, especially as you modify your engine or exhaust system. The DYNOJET Jet Kit gives you precise, repeatable fuel curve adjustments...10070517- SKU:
- 10070517
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
$111.10 -
DYNOJET Jet Kit - Yamaha YFZ450 Q438
DYNOJET
$111.10Carburetor tuning is critical to extracting maximum performance from your YFZ450, and a mismatched jetting setup will cost you power, throttle response, and reliability. The DYNOJET Jet Kit Q438...10070521- SKU:
- 10070521
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- TYPE:
- STAGE 2
- TYPE:
- STAGE 1
$111.10 -
DYNOJET Jet Kit - Kawasaki KFX700 V-Force Q214
DYNOJET
$144.43Fuel-air mixture tuning is critical for extracting maximum performance from your KFX700 V-Force, and factory jetting settings leave significant power on the table. The DYNOJET Jet Kit Q214 gives you...10070471- SKU:
- 10070471
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- UNITS:
- KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
$144.43 -
DYNOJET Jet Kit - Honda TRX350 Rancher Q108
DYNOJET
$92.69A properly jetted carburetor is fundamental to unlocking your TRX350 Rancher's full potential—without it, you're leaving power on the table and risking lean-condition damage. The DYNOJET Jet Kit Q108...10070466- SKU:
- 10070466
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- TYPE:
- STAGE 1
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- PRODUCT NAME:
- JET KIT
- UNITS:
- KIT
$92.69Qty in Cart: 0Quantity:Price:$92.69Subtotal: -
DYNOJET Jet Kit - Kawasaki Prairie 650 Q210
DYNOJET
$144.43Fuel delivery is the foundation of engine performance, and the DYNOJET Jet Kit Q210 gives you precise control over your Kawasaki Prairie 650's air-fuel mixture across the entire RPM range. Whether...10070468- SKU:
- 10070468
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
- UNITS:
- KIT
$144.43 -
DYNOJET Jet Kit - Polaris - 500 Scrambler Q504
DYNOJET
$111.10Fuel delivery is the foundation of engine performance, and a poorly tuned carburetor robs you of power and throttle response. The DYNOJET Jet Kit for your Polaris 500 Scrambler delivers precisely...10070482- SKU:
- 10070482
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
- UNITS:
- KIT
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
$111.10 -
DYNOJET Jet Kit - Can-Am DS650 Q702
DYNOJET
$92.69Fuel delivery is the foundation of engine performance, and the DYNOJET Jet Kit for your Can-Am DS650 gives you precise control over your air-fuel mixture across the entire RPM range. Whether you're...10070484- SKU:
- 10070484
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- TYPE:
- STAGE 3
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- UNITS:
- KIT
- MATERIAL:
- BRASS
- RIDING STYLE:
- ATV
$92.69Qty in Cart: 0Quantity:Price:$92.69Subtotal: -
DYNOJET Jet Kit - Kawasaki Prairie 700 Q216
DYNOJET
$125.54Fuel delivery precision directly impacts how your Prairie 700 performs across the RPM range—and the stock jetting often leaves power on the table. The DYNOJET Jet Kit Q216 addresses this with a fully...10070492- SKU:
- 10070492
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- TYPE:
- STAGE 1
- MATERIAL:
- BRASS
- PRODUCT NAME:
- JET KIT
$125.54Qty in Cart: 0Quantity:Price:$125.54Subtotal: -
DYNOJET Jet Kit - Yamaha YZF450 Q421
DYNOJET
$111.10Getting the most out of your YZF450 means optimizing fuel delivery to match your engine modifications and riding conditions. The DYNOJET Jet Kit gives you precise carburetor tuning across seven...10070493- SKU:
- 10070493
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- TYPE:
- STAGE 2
- PRODUCT NAME:
- JET KIT
- TYPE:
- STAGE 1
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
- UNITS:
- KIT
$111.10 -
DYNOJET Jet Kit - Yamaha YXR660 Rhino Q425
DYNOJET
$103.32If you're running a YXR660 Rhino and want measurable power gains without guesswork, the DYNOJET Jet Kit delivers real results through precision fuel mapping. This fully adjustable system lets you...10070499- SKU:
- 10070499
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- UTV
- MATERIAL:
- BRASS
- TYPE:
- STAGE 1
- UNITS:
- KIT
- PRODUCT NAME:
- JET KIT
$103.32Qty in Cart: 0Quantity:Price:$103.32Subtotal: -
DYNOJET Jet Kit - Kawasaki - Brute Force 300 Q222
DYNOJET
$103.32Proper jetting is the foundation of reliable performance on your Brute Force 300. A stock carburetor setup leaves power on the table and can cause lean-running conditions that damage your engine. The...10070525- SKU:
- 10070525
- Availability:
- Ships Same Business Day
- Weight:
- 1.15 LBS
- TYPE:
- STAGE 1
- PRODUCT NAME:
- JET KIT
- RIDING STYLE:
- ATV
- MATERIAL:
- BRASS
- UNITS:
- KIT
$103.32Qty in Cart: 0Quantity:Price:$103.32Subtotal:
