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.
- Obtain an RA number
- Package your product
- Send it back to us!
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
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.
Extended Holiday Returns
Any items purchased on, or after, November 1, 2017 have had their accepted return window extended until January 31st, 2018.Extended Returns Policy
Looking for a deal?
Give us a call and one of our Gear Geeks will help you get the right deal for you and yours.
Sorry, we’re closed Thanksgiving, Thursday, November 23.
|Monday - Friday:||9AM - 8PM ET|
|Saturday:||10AM - 6PM ET|
|Sunday:||11AM - 7PM ET|
Bill's Pipes SA-4 Slip-On Exhaust Kawasaki KX250F
The Bill's Pipes SA-4 slip on muffler offers the best bang for your buck if you are looking for instant horsepower and torque gains. The SA-4 slip on replaces your heavy and restrictive muffler, giving you a lighter, much better performing exhaust all while retaining your stock head pipe. Simply put, the SA-4 cannot be matched when it comes to price, craftsmanship, and overall looks.
- Lightweight brushed aluminum muffler
- TIG welded reinforced muffler bracket
- 304 Stainless steel mid pipe
- Black powder coated stainless steel end tip
- Increased horsepower and torque gains throughout the entire power band
- Removable screen-type spark arrestor included
- Hand-crafted in the USA
Note: Images are for reference only, exhaust will vary per make and model.
|Product Style||RevZilla Item #||MFR. Product #||Availability|
|Product Style Stainless Steel/Aluminum/Stainless Steel||RevZilla Item #1206744||MFR. Product #41-K2504||AvailabilityOnly 2 Left: Ships next business day|
- CRF150R 2007-2015
- CRF250R 2004-2005
- CRF250R 2014-2017
- CRF250X 2004-2013
- CRF450R 2002
- CRF450R 2003
- CRF450R 2004
- CRF450R 2006-2008
- CRF450R 2009-2010
- CRF450R 2011-2012
- CRF450R 2013-2016
- CRF450R 2005
- CRF450X 2005-2015
- XR400R 1996-2005
- XR650R 2000-2007
- KLX450R 2008-2010
- KX250F 2009-2013
- KX250F 2014-2016
- KX450F 2006-2008
- KX450F 2009-2011
- KX450F 2012-2015
- DR-Z400E 2000-2007
- DR-Z400S 2000-2012
- DR-Z400SM 2005-2009
- RMZ250 2005-2006
- RMZ250 2007-2009
- RMZ250 2010-2016
- RMZ450 2005-2007
- RMZ450 2008-2010
- RMZ450 2011-2016
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 we'll 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.