Elevate your 2022+ Honda Grom's performance and sound with the Yoshimura RS-9T Race Full Exhaust System — a race-proven, street-legal system built with stainless steel construction, a stainless steel sleeve, and a carbon fiber end cap. Developed in collaboration with OEM factory racing teams and refined by professional racers, this is the benchmark exhaust for serious Grom builds.
Key Features
- Pentagonal muffler design — optimized internal volume for maximum flow and tone
- Polyresonant duplex front chamber — broadens powerband and improves throttle response
- Stepped two-stage core baffle — fine-tunes exhaust note and back pressure
- USFS-approved spark arrester — street and trail legal
- Stainless steel header and sleeve — corrosion-resistant, built to last
- Carbon fiber end cap — lightweight, premium finish
- Developed using advanced data acquisition and GPS technology alongside factory racing programs
Fitment
- 2022+ Honda Grom 125 (JC92)
Specifications
- Brand: Yoshimura
- Model: RS-9T
- System Type: Full System (Race)
- Materials: Stainless Steel Header & Sleeve / Carbon Fiber End Cap
- SKU: 12122AR520
- Barcode: 15318769
- Weight: 6.9 lbs
- Product Type: Exhaust
In stock and ready to ship. The definitive exhaust upgrade for 2022+ Grom builds — street, track, or big bore.
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