Dynojet ATV Jet Kit Yam

Take your performance to new heights with a Jet Kit for your ATV. Increase power and improve performance throughout the entire RPM range, while improving throttle response and smoothness. These Jet Kits take the guesswork out of tuning your ATV. Whether you’re rolling with a stock ATV or you’ve made some modifications, our Jet Kit will optimize your air/fuel ratio to eliminate rough spots and help you take control of your ATV’s power.

Shipping weight

0.31 lb

Package size

8 × 3.8 × 1.4 in

Salto part #

133-5421

Dynojet part #

Q421

UPC

840094315556

Ships from our extended distributor network. We confirm exact timing when you order — and if anything changes, you hear it from us first.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Free pickup: Salto Moto, 1231 N 1300 W Ste A, Centerville, UT 84014. We email when it’s at the counter — usually 1–3 business days.

California: this part can’t ship to a California address.

Is it in stock?

It isn’t on a shelf at our primary warehouses right now, but it’s orderable through our extended distributor network. We confirm timing by email when you order, before anything is charged.

How fast will it get to me?

We confirm the ship date when you order. If anything changes, you hear it from us first.

Will it fit my machine?

The distributor doesn’t publish a vehicle fitment list for this part. Call the counter at 801-361-3010 with your year, make and model and we’ll check it with you before you order.

Can I pick it up at the shop?

Yes, free. Choose pickup at checkout and we’ll email when it’s at the counter at 1231 N 1300 W Ste A, Centerville, UT 84014.

Is this genuine Dynojet?

Yes. It ships new from the same distributors the big online stores buy from — Dynojet part #Q421.