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Product Details

Yoshimura RS-12 Slip-On Exhaust Honda CRF300L / Rally

Built on Yoshimura's close ties with Team Honda HRC, the RS-12 Slip-On with spark arrestor emerges from extensive research and development as the optimum slip-on muffler for the 6th generation CRF250R, delivering notable horsepower and torque improvements. This easily installable accessory not only offers a significant performance advantage with up to 7.0% HP gains at 5,000 RPM and a 7.5% torque increase at the same peak but also showcases distinct aesthetics. The RS-12 stands out with its exclusive features, including a matte carbon fiber end cap adorned with decal inlays and precision-machined joints, ensuring it takes motorcycle performance and style to new heights.

Features:

  • Aggressive, intelligently designed, asymmetrical shape of the RS-12 allows for maximum muffler volume which helps manage sound, add power and provide more clearance for the rear tire and brake caliper
  • Improved performance gains and weight reduction
  • Just like the works mufflers Factory Racers use, RS-12 systems utilize precision machined joints which provide a superior fit and improve system life and performance
  • Works-look matte carbon fiber end cap with industry leading design
  • Carbon end cap covers inner cap mounted design which improves durability and eases servicing as compared to other sandwich mounting designs
  • New patent pending Precision Taper Fit (PTF) insert ring makes it easy to install and remove sound inserts and spark arrestors
  • Tapered muffler body inlet design of the RS-12 enables the system to be pushed forward thus helping with weight centralization without sacrificing performance
  • For use with OEM header
  • Proudly designed, developed and made in the USA

Weight:

  • Stock muffler: 10.0 lbs.
  • RS-12 muffler: 7.3 lbs.
Made in the USA
Product Style J&P Cycles Item # Catalog Number Store Sku MFR. Product # Availability
Product Style Stainless Steel/Aluminum/Carbon Fiber J&P Cycles Item #10560334 Catalog Number10560334 Store Sku MFR. Product #123412S520 AvailabilityOut of Stock

This product DOES NOT FIT your 2015 Zero FX

This Product Fits
Honda
CRF300L 2021, 2022, 2023, 2024, 2025
CRF300L ABS 2021, 2022, 2023, 2024
CRF300L Rally 2021, 2022, 2023, 2024, 2025
CRF300L Rally ABS 2021, 2022, 2023, 2024
This item is also available for 2 different vehicles. View All Models
Suzuki
DR-Z4S 2025-2026
DR-Z4SM 2025-2026
Product Description
Part Numbers
Fitment
1 Customer Reviews for All Models
1 5/5
0 Questions & 0 Answers for All Models
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Related Video

Motorcycle Muffler Repacking Explained and Made Simple by Yoshimura R&D

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