Straight from Japan!!

The R-11Sq is back! This system features Yoshimura Japan's revolutionary R-11Sq muffler developed on racing technology from their Superbike and endurance racing efforts. With it's sharp lines and unique styling, the R-11Sq is bound to turn heads in the paddock.

The exhaust portion features master-crafted Titanium construction, exquisitely TIG welded and purged for maximum strength and air flow. The entire system shaves 14lbs off the stock system, offering huge gain in performance.

This system is a work of art and the sound is even more exhilarating.

CAUTION!!!

If this system is installed with Standard ECU on Race Bike, use EXHAUST VALVE STOPPER PLATE to avoid FI error.

*These two parts are REQUIRED when using this Racing Full System with STANDARD ECU.

• Exhaust Valve Stopper Plate (P/N : 11600-CKRPLT)
• O2 Sensor Extension Cable (P/N : B6449)

Optional Part:

• RACING ECU SET (P/N : 490-50A-3000)
• Exhaust Control Valve Canceller is not necessary when using Racing ECU

♦ FOLLOW AND COMPLY EACH RACE REGULATION TO USE.
♦ THE PRODUCT HAS BEEN DEVELOPED FOR CLOSED-COURSE RIDING OR COMPETITION USE ONLY AND IS NOT INTENDED TO BE USED ON PUBLIC ROADS.

 Know you’re racing with the best.

Yoshimura R&D is the only authorized distributor in North America for our sister companies Yoshimura Japan (YJP) and Yoshimura Asia (YAT). YJP/YAT develop and test racing components that are un-restricted versions than the choked-down systems which are required for more restrictive marketplaces like Japan and Europe. This imported product is specially configured for less restrictive markets. In other words, you’re getting a custom exhaust that’s perfect for racing in the US market.

What your missing if you don’t buy U.S. spec through us!

• In-house warranty and technical support
• Certificate of authenticity
• Full 12-month warranty

For US customers, we offer 3 shipping options:

• Free shipping for orders over $69. This shipping option takes 5-8 business days.
• Economy for small orders (less than 1lbs) $4.99
• This shipping option takes 5-8 business days. 
• Standard shipping (FedEx / UPS) for all orders $8.99 
• This shipping option takes 1-5 business days. 

We are currently unable to offer   overnight or 2-day guaranteed shipping .

This is because the warehouses of most of our suppliers only ship Ground.

Products ship from our Miami facility or drop ship direct from our Suppliers

Orders placed before 11am CST are typically will send the same day. 

Most orders placed after that time are will send the following business days. 

If you have specific shipping requests or needs please contact us at sales@bills-exhausts.com prior to purchasing and we will do our best to assist you.

If an item is back ordered from the manufacturer you will be notified by us. FYI – We don’t like it when this happens any more than you do.

We will try and help as best we can with back orders

A TRACKING NUMBER will be send to you via email or text after purchasing .

SHIPMENTS WITHIN THE U.S.

FREE STANDARD SHIPPING  on orders over $69 is available in all US lower 48 states, APO addresses, and Puerto Rico via USPS or UPS.  (*Exceptions apply for Alaska and Hawaii.)

Free standard shipping means we will select an option that gets you your parts as soon as possible while still being economically priced.

We reserve the right to deny free shipping for any reason.

About pre-orders:

When you order  PRE-ORDER it  means that you can purchase it before the official release date and then, you just wait for the shipping Usually pre-orders takes from 1-6 weeks depending the brand and the product. 

Contact us when ordering or we will contact you to go over rates and times.

INTERNATIONAL SHIPMENTS

WE SHIP WORLDWIDE Shipping rates outside the US are based upon destination and weight.

International prices do not include any tax (except

• Any tax or duties required pay by you.

 (We cannot ship big size tires , oil ,batteries  and other heavy and big size items Internationally ONLY  If you AGREE for LTL freight shipping, the final cost may differ from the amount shown at checkout due to additional fees.

We will contact you for confirmation before processing your order. )

If you have questions about these fees or duties contact us prior to ordering and we can assist you.

Delivery times for international shipments are typically 5 to 9 business days, but this can vary depending on your country’s customs procedures.

Orders delayed by customs are not something we can control or change.

ALL international orders(Includes CANADA and Puerto Rico) needed to be ship from our location in Miami Florida.

Most of International orders cannot drop ship from supplier's warehouses(Except on some specific Brands)

Parts typically arrive at our warehouse within 2-7 business days.

Once parts arrive, we will email you a tracking number.

The business days you see at checkout are how long it takes for your package to arrive after we ship it

• Track my order

PAYMENT METHODS

We accept  Visa, Mastercard, AMEX,ApplePay,GooglePay, and Discover credit cards  and Paypal , as well as debit cards with a Visa or Mastercard logo.

Contact us at sales@bills-exhausts.com if you have any questions.

 *Products shipped within the state of Indiana are subject to a 7% sales tax.