• Packed with a host of innovative safety and protective features, SMX-6 v3 Vented Boots are the ultimate track and street performance riding boots packed with race-derived technology and protective materials designed to give riders a crucial performance edge on the track or street
• Precision-engineered to closely conform to the anatomical contours of the foot, offering optimal flexibility, improved walking comfort, and breathability
• Every component has been carefully designed with rider performance in mind, including the protection innovations, improved ergonomics, and comfort features
• Upper constructed from an advanced microfiber with a dedicated laser perforated area for breathability
• Engineered to offer light weight, high-performance to provide superb levels of flexibility protection against abrasion and designed to provide superb levels of flexibility
• Front flex and back flexion zones are constructed with textile over-injected on 3D mesh, with soft Thermoplastic Polyurethane (TPU) for enhanced impact abrasion while also promoting a natural forwards and backwards movement
• An evolution of Alpinestars unique ankle brace protection system provides a biomechanical support and protection between lateral top calf, shin and ankle, for superior ankle articulation, as well as providing Achilles and ankle impact protection
• Alpinestars Lace-Lock System is constructed from an advanced polymer resin for a guaranteed quick, precise, and secure closure
• Main upper material is constructed from microfiber with an area that has laser perforations to provide durability, high levels of abrasion resistance, and flexibility, as well as breathability
• Air vents on heel counter and shin plate plus breathable mesh inserts on the back improve comfort and reduce fatigue on short and long ride
• Perforation padding on entire boot, including front and rear bellow, collar, and ankle for added ventilation and breathability, as well as premium rider comfort
• Ergonomic last for forefoot streamlining to enable greater control and improved precision on the bike’s controls
• Ergonomic elastic gaiter in front provides a precise fit in any condition
• Front flex and back flex design combines textile and over-injected, soft TPU areas, offering improved impact abrasion and optimal, natural front and back movement of the foot
• Medial side entry opening/closure system features elastic-mounted zipper with wide hook and loop closure
• Streamlined contact surface with the bike for greater control and rider comfort
• Pull flap with dedicated design for increasing pensility and facilitating the hook and loop closure
• Dual compound removable anatomic footbed made in EVA with Lycra on top
• Internal insole with integrated shank reinforcement for support to the arch area and foot protection
• Internal toe box protection is layered under the upper for durability, improved feel, and overall performance
• Sole is constructed from a lightweight rubber compound offering excellent grip on the pedal box
• TPU lateral ankle brace protection provides a biomechanical support and protection between lateral top calf/shin and ankle
• Equipped with a TPU shifter zone for superior protection on the lower medial side
• Strategically positioned, race-derived TPU shin plate protector delivers superior impact and abrasion resistance while offering a more compact design, so the boot fits easily under the pants
• Dual density TPU ankle protectors are strategically positioned between the upper on the medial side and the padded lining to provide the strategic protection in key areas
• Replaceable, dual density TPU toe sliders with screw-in assembly provides comprehensive protective coverage around the outer toe area while still being supremely flexible for walking comfort
• Back calf TPU bridge is designed to reinforce the level of protection and support

SHIPPING POLICY

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) $6.99
• This shipping option takes 5-8 business days. 
• Standard shipping (FedEx / UPS) for all orders $9.99 
• This shipping option takes 1-5 business days. 

*Most Arrow exhausts  ship directly from Italian warehouse!

It typically arrives at our store within 1-2 weeks, and then we'll ship it out to you right away!

*Most of M4 and Empire exhausts Due to high volume of sales, lead time could be up to 5-20 business days before shipping.

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. 

Canada ,European Union and Puerto Rico Fast shipping with DHL Prepaid Customs/Taxes (DDP)

•  Countries we don't collect  tax or duties required pay by you.

Please note that we are unable to ship oversized items such as tires, batteries, and oils internationally.

For these items, we offer Large Truck Load (LTL) freight shipping.

Please be aware that LTL shipping costs may vary and exceed the estimated amount at checkout.

We will contact you for confirmation before processing your order.

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

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

 -For international orders, customers who refuse the package will not receive a refund for the original shipping cost. Additionally, any return shipping fees incurred by us will be deducted from the customer's refund

 -Tires are not eligible for return.

 -Electronics are not eligible for return.

More for Return policy here

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 ,California 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 take 2-7 business days to arrive at our warehouse.

Once they're in, we'll send you a tracking number.

The estimated delivery time shown at checkout begins once the part is shipped from our warehouse