Free Shipping Over $39.99

Orders $39.99 or more ship free within the contiguous U.S.

Free Shipping Policy

No Restock Fees

Doesn't fit? Don't love it?

Return any unused item within 30 days for a full refund.

No-Hassle Returns

  1. Obtain an RA number
  2. Package your product
  3. Send it back to us!
Return Policy

Price Match Guarantee

Found it for less?

RevZilla will match any advertised price on new merchandise available through another authorized U.S. dealer.

Price Match Policy

Elite Service Rating

Our goal is to provide the best possible shopping experience to every enthusiast who visits RevZilla.

See what our customers are saying about us:

Customer Reviews

ZillaCash Rewards

The ZillaCash rewards program is very straightforward - if you have a RevZilla account, you may already be taking advantage of ZillaCash rewards. Review the following guidelines to see how easy it is to maximize your rewards and put your ZillaCash to work for you.

  • Earn and redeem ZillaCash credit automatically with each order - no fine print, no strings attached, and no hoops to jump through to cash in.
  • All you need is a RevZilla account to start earning - Simply log in each time you shop with RevZilla and we’ll take care of the rest, keeping more money in your pocket just for shopping with us.
  • Earn $5 for Each $100 You Spend on eligible products - up to a maximum of $30 ZillaCash per order for orders totaling $600 or more. Any ZillaCash you earn is automatically applied to the next purchase, so you can sit back, enjoy the ride and feel the savings blow through your hair.
Learn More About ZillaCash

Extended Holiday Returns

Any items purchased on, or after, November 1, 2018 have had their accepted return window extended until January 31st, 2019.

Extended Returns Policy

Looking for help?

Give us a call and one of our Gear Geeks will help you get the right gear for you and yours.

Monday - Friday: 9AM - 8PM ET
Saturday: 10AM - 6PM ET
Sunday: 11AM - 7PM ET
Call 877-792-9455

Dynojet Stage 1 Jet Kit Honda CRF250R 2004

Item: P375911

Stage 1 Dynojet kits were designed to maximize carburetor performance and are intended for unmodified or mildly tuned engines using the stock airbox, … Read More

Save $12.00 (15%)
Rebate Available! View Details
Guaranteed Holiday Delivery

This product is vehicle specific. Please to ensure fitment.

Learn More

Product Details

Dynojet Stage 1 Jet Kit Honda CRF250R

Stage 1 Dynojet kits were designed to maximize carburetor performance and are intended for unmodified or mildly tuned engines using the stock airbox, air filter and stock pipe or a quality high-flow aftermarket pipe. The main benefits of the Stage 1 Jet Kit are improved throttle response, smooth power transfer and in most cases power increases of approximately 5% throughout the entire power range are achieved.


  • Intended for stock or mildly tuned engines using the stock airbox, air filter and stock or quality high-flow aftermarket exhaust
  • Designed to maximize carburetor performance
  • Improves throttle response and power transfer
  • Power increases of approximately 5% can be achieved
  • Includes detailed installation instructions


  • 1 Main Jet DJ134
  • 1 Main Jet DJ136
  • 1 Main Jet DJ138
  • 1 Main Jet DJ140
  • 1 Main Jet DJ142
  • 1 Main Jet DJ144
  • 1 Main Jet DJ146
  • 1 Main Jet DJ148
  • 1 Main Jet DJ150
  • 1 Fuel Needle DNO983
  • 1 E-Clip DE0001
  • 1 Adjusting Washer DW0001
  • 1 Main Jet Adapter DJA001

Note: Images are for reference only, actual kits will vary per make and model.


Product Style RevZilla Item # MFR. Product # Availability
Product Style Dynojet Stage 1 Jet Kit Honda CRF250R 2004 RevZilla Item #1211580 MFR. Product #1113 AvailabilityOnly 2 Left: Ships next business day

This product is vehicle specific. Please to ensure fitment.

This Product Fits
CRF250R 2004
This item is also available for 64 different bikes. View All Models
CRF250R 2005
CRF250R 2006
CRF250R 2007
CRF250R 2008-2009
CRF250X 2005-2006
CRF450R 2003
CRF450R 2004
CRF450R 2005
CRF450R 2006
CRF450R 2007
CRF450R 2008
CRF450X 2005-2015
XR250L 1991-1996
XR650L 1993-2019
XR650R 2000-2007
250 EXC 2002-2003
250 MXC 2002-2003
250 SX-F 2007-2008
250 XC-F 2007-2009
250 XCF-W 2007-2011
400 XC-W 2007
450 EXC 2005-2006
450 MXC 2005
450 SX 2005-2006
450 SX-F 2007
450 XC 2007
450 XC-W 2007
505 SX-F 2007-2008
505 XC-F 2008-2009
525 EXC 2005-2006
525 EXC-G 2007
525 MXC 2005
525 SX 2005-2006
530 XCR-W 2008
530 XC-W 2008-2011
KX250F 2004
KX250F 2005
KX250F 2006
KX250F 2007-2008
KX250F 2009-2010
KX450F 2006
KX450F 2007-2008
DR-Z400S 2000-2019
RMZ250 2004
RMZ250 2005-2006
RMZ250 2007
RMZ250 2008-2009
RMZ450 2005
RMZ450 2006
RMZ450 2007
WR250F 2001-2004
WR450F 2003-2004
YZ250F 2005
YZ250F 2006
YZ250F 2007
YZ250F 2008-2009
YZ250F 2010-2011
YZ250F 2012-2013
YZ426F 2000-2002
YZ450F 2003-2004
YZ450F 2005
YZ450F 2006
YZ450F 2007
YZ450F 2008-2009


Orders $39.99 and over qualify for our fast free shipping offer. Click Here for FREE Shipping Terms and Conditions.

Please see our International Orders page for orders shipping outside the US.

We show real-time availability on this product page when you select the size/color item you want.  Most items will ship the same business day an order is placed,however if an item requires additional processing time a message will be shown indicating such.

See our full Shipping Policy for further details.


If your order arrives and it is not right, we will fix it, NO NONSENSE, we promise.

Doesn't fit or just not happy with it? You can return any new, unused and unaltered item within 30 business days of delivery receipt of your item. We will issue a full refund to your original payment method.

See our full Return Policy for all of the pertinent details.

Product Description
Part Numbers
Shipping & Returns

Reviews & Questions

There are no reviews for this item. Write Review
Start typing your question and we'll check if it was already asked and answered. Learn More
No questions have been asked about this item. Be the first!
0 Customer Reviews
0 Questions & 0 Answers
Ask A Question