DIRTY Dually Long John Mud Flaps

Since each set of flaps is made by hand, sometimes it may take 5-7 days for shipping. If you're in a rush, please contact us and we can check stock and get you an estimated time of delivery.

The Trigger Industries Dually Long John Mud Flaps are the perfect choice for your Dually. Crafted from 100% Stainless Steel hardware and plates, and heavy high-tensile rubber matting, these mud flaps are designed, engineered, and created in-house in Alberta, Canada to withstand the toughest environments on the planet.

These can be made with almost any variation you could imagine, Trigger offers endless powder coating options, plate designs, and sizes. Contact us if you're looking for a unique variation.

• Stainless Steel Hardware & Plates
• Will Never Rust
• Kickback Design for Larger Tires
• Full Legal Compliance & Tire Coverage
• 100% Canadian Made
• Powdercoated White, Black, or Black Rock Guard
• Sold in sets of 4.
• Trigger Trim seals the gap between your fender lip and mud flap which keeps out debris

• If you add on a custom color, please input the paint code. 
• If you add on paint matching, please input your vehicle year and paint code
• If you add on a custom logo, please add it to the file upload box before checkout sales@dirtydieselcustoms.com and input your order number in the subject line. 

• Note: Due to Copyright & Registered Trademarks of Cummins, Trigger will not print or distribute any of the following words or logos on their is not recommendedproduct:

  • Cummins
  • Cummins logo
  • Cummins custom font
• Trigger Trim is recommended for all of their mudflaps- trim is not compatible with some aftermarket fender flares.
• It is not recommend measuring your setup where possible to work out the best size flap. Contact us - with truck info and wheel and tire specs if assistance is required.

Approximate Size Guide

• 12 +22" for stock wheels and tires up to a pair of 285" - F450 or 4500, trucks with wider front axles step up to a 13" front

• 13+ 24" for 12.50 tires mild offset, step up to a 14" for larger front offset.
• 14+ 26 for 13.50 tires or 12.50 tires with spacers.
• 28" anything bigger than that.
  
  

12” Typical Fitment:
- Stock wheel/tire setup
- Slightly larger wheel/tire up to 33”
- No more than 1” of tire poke

13” Typical Fitment:
- Levelling kit
- Small lift (4” approx.)
- 33”-36” tire
- 1”- 3” tire poke

14” Typical Fitment:
- 4”-8” Lift kit
- 33”-37” tire
- 2”-4.5” tire poke

16” Typical Fitment:
- Must have a 14.5” tire or larger, trust us!
- Minimum 12” wide wheel, typically 14” however
- 35” - 40” tire

Measure your setup to determine best fit, or feel free to reach out with any questions. Our install experts are happy to work with you!