#74021SPB
Harley Davidson Sportster
2:1 exhaust
In this photo:
Ceramick black edition exhaust
Short end cap 85mm

NEW!

Harley Davidson M8 Softail

Fits FXLRS/FXLR/FXBB

New!
Indian FTR Slip-on mufflers

Available now!

New Indian FTR Slip-on
Stainless steel and titanium!
Euro 4 coming soon!
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Our latest product
COMING SOON
Milwaukee 8 model
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NEW!

Harley Davidson M8 Softail

FXLRS/FXLR/FXBB

2:1 Stepped header which starts with a 1 3/4″ tube on the head, with a smooth stepped transition to a 2″ tube all the way into the merged collector.

The 2:1 collector merges into the silencer with a 2 1/4 tube.

This pipe is meant to generate a great between torque and horsepower and it’s extremely lightweight.

RR 01
Available in 2 different finishes: 
  • Black cerakote*
  • Silver edition

*Notice: Black coating with high temperature resistance (+1000°C)

Power with style

The performance Exhaust.

We only use stainless steel and lightweight materials. our equipment stays rust-free, giving you a lifetime of high performance without sacrifying style.

With the most modern techniques, untamed passion and countless hours on the dyno, we’ve created the most efficient Harley exhaust system in the world.

Technician at the dyno

Only the best tech for your bike.

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Red Thunder brings together everything that is technically possible in our time. With the most modern techniques, untamed passion and countless hours on the dyno, we’ve created the most efficient Harley exhaust system in the world.
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