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Sinister Diesel AR-15 Exhaust Tips

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List Price:$305.49
Our Price:$234.99
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  • Stainless Steel Construction
  • Black Powder Coat Finish
  • CNC Precision Machined Rails & Ring
  • Dual Wall for Shedding Heat Efficiently
  • U.S. Patent Pending
  • 1-Year Warranty

The perfect way to complement all the upgrades to your diesel truck's exhaust system is with a Sinister Diesel AR-15 Exhaust Tip. Because the Sinister Diesel AR-15 Exhaust Tip has a universal fit, it will work with any Duramax, Cummins, or PowerStroke setup and will give your truck a far more aggressive look.

Just like you'd guess from the name, the design of the Sinister Diesel AR-15 Exhaust Tip has been inspired by the famous AR-15 rifle proudly used by law enforcement and the US military, and has the look of a quad-rail hand guard. The Sinister Diesel AR-15 Exhaust Tip is constructed from stainless steel and features a black powder-coat finish, which perfectly compliments other blacked-out upgrades.

The Sinister Diesel AR-15 Exhaust Tip will work with most diesel truck exhaust systems and will install with basic hand tools in a matter of minutes. Additionally, these exhaust tips are covered against manufacturer defects for one year. Give your diesel truck the right kind of aggressive look using the AR-15 Exhaust Tip from Sinister Diesel. Now you can show your support for this legendary gun while also making your truck stand out from the crowd.

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Spec Sheet
BrandSinister Diesel
Warranty1 Year
California Residents: Prop 65 Warning


The Sinister Diesel AR-15 Exhaust Tip will work with most diesel truck exhaust systems and will install with basic hand tools in a matter of minutes. For additional information please call our customer service team at 1-888-257-3323.


Sinister Diesel branded products covered by this warranty are warranted to the original owner against manufacturing defects in materials and workmanship for one (1) year from the date of purchase. This warranty applies to specified Sinister Diesel branded products. All warranty requests and claims for products built by other manufacturer(s), have to be made directly with the manufacturer(s) themselves. If your Sinister Diesel product covered by this warranty fails due to a manufacturing defect Sinister Diesel will repair it without charge, or replace it, at Sinister Diesel's discretion. Only original, unaltered and unmodified items and workmanship are covered. This warranty does not cover gaskets, rubber or silicone hoses, o-rings and other wearable parts, damage caused by accident, improper care, negligence, normal wear and tear, or the natural breakdown of colors and materials over extended time and use.

Warranty Terms and Conditions:

  • Racing - Also, due to the nature of Race Only Parts, these items are not returnable or refundable. ALL SALES ARE FINAL and these products have no warranty.
  • Street - The warranty for parts designated "street legal" covers manufacturer defects. Should a "street legal" part fail due to a defect in manufacturing as determined by Sinister Diesel, customer is entitled to replacement of that specific part, or the equivalent amount in Store Credit. No credit will be issued for labor expenses incurred.
  • To initiate a warranty claim, please contact our Warranty Department to begin the process.
  • All warranty determinations including, but not limited to, the cause of part failure and customer remedy will be determined solely by Sinister Diesel.
  • In all cases, the item must not have exceeded the Manufacturer's warranty period.
  • If the part was built by another Manufacturer, all Warranty Requests and Claims have to be made directly with the Manufacturer themselves.
  • Gaskets, O-Rings and other Wearable Parts are not covered under Warranty

This warranty is only available in the United States and Canada. Sinister Diesel is not responsible for direct, incidental or consequential damages for any reason including damage resulting from a breach of a warranty or condition such as scratches in a device surface, lost data or lost or destroyed personal property. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the above limitation or exclusion may not apply to you. Some states do not allow limitations on how long an implied warranty lasts, so the above limitations on the duration of the warranty may not apply to you.

Exchanges under Sinister Diesel's Warranty Policy include the following options:

  • Potentially defective part must be returned to Sinister Diesel for Warranty Inspection. If found to have a Manufacturer Flaw or Defect, the replacement part will then be shipped out.
  • Replacement part can be purchased now, and potentially defective part must then be returned to Sinister Diesel for Warranty Inspection. If found to have a Manufacturer Flaw or Defect, a refund will be issued for the purchase of the replacement part.