
The Story
S1R Fitment Options
(muffler/end cap length and orientation may vary, see bike image for accurate representation)
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(2014-2018) KLR650 S1R Standard Aluminum Part Number 005-4010406-S1 |
Description
Like all of our products, our KLR650 slip-on exhaust system was developed to surpass what is offered on the market today. Engineered to compliment the quality and performance of Kawasaki’s products, this handcrafted system delivers unparalleled sound and performance for the ultimate race experience.
Exhaust Features:
- Aluminum Sleeve
- Teflon Coated Magnesium End-Cap
- Stamped Spring-Fit Inlet
- Aluminum CNC Machined outlet
- Rubber-Lined Styled Mount
- Spiral-Wound Perforated Core
- Unparalleled Sound

Performance Specs

|
Peak HP Peak Torque Max HP Gain Max Torque Gain Weight dB Level |
Stock 37.27 hp 33.13 ft-lbs -- -- 12 lbs 82 dB @ 2000 rpm |
TBR 40.57 hp 36.43 ft-lbs 4.33 hp @ 7000 rpm 3.6 ft-lbs @ 4500 rpm 5.5 lbs 95 dB @ 2000 rpm |
Difference +3.3 hp +3.3 ft-lbs -- -- -6.5 lbs +13 dB |
Instructions
**CLICK HERE FOR INSTRUCTIONS**

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
S1R Fitment Options
(muffler/end cap length and orientation may vary, see bike image for accurate representation)
![]() |
(2014-2018) KLR650 S1R Standard Aluminum Part Number 005-4010406-S1 |
Description
Like all of our products, our KLR650 slip-on exhaust system was developed to surpass what is offered on the market today. Engineered to compliment the quality and performance of Kawasaki’s products, this handcrafted system delivers unparalleled sound and performance for the ultimate race experience.
Exhaust Features:
- Aluminum Sleeve
- Teflon Coated Magnesium End-Cap
- Stamped Spring-Fit Inlet
- Aluminum CNC Machined outlet
- Rubber-Lined Styled Mount
- Spiral-Wound Perforated Core
- Unparalleled Sound

Performance Specs

|
Peak HP Peak Torque Max HP Gain Max Torque Gain Weight dB Level |
Stock 37.27 hp 33.13 ft-lbs -- -- 12 lbs 82 dB @ 2000 rpm |
TBR 40.57 hp 36.43 ft-lbs 4.33 hp @ 7000 rpm 3.6 ft-lbs @ 4500 rpm 5.5 lbs 95 dB @ 2000 rpm |
Difference +3.3 hp +3.3 ft-lbs -- -- -6.5 lbs +13 dB |


























