M4
M4 Yamaha R1 2009-14 Undertail Slip-ons with Titanium Canisters
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M4 Yamaha R1 2009–2014 Undertail Slip-Ons (Titanium)
The M4 Undertail Slip-Ons for the Yamaha R1 deliver a clean, aggressive look while enhancing sound and performance. Designed to mount in the factory undertail position, this system retains the stock catalytic converter while upgrading the exhaust tone with a deeper, more refined sound.
Constructed from 304 stainless steel tubing and paired with premium titanium canisters, this setup offers durability, lightweight performance, and a high-end finish that complements the R1’s styling.
Features
- Undertail slip-on design for factory-style fitment
- 304 stainless steel tubing for durability and performance
- Titanium canisters for lightweight, premium finish
- Retains stock catalytic converter
- Enhances exhaust tone and overall performance
- Stage 1 Q8 quiet inserts compatible (sold separately, qty. 2)
- Stage 2 Q6 quiet inserts compatible (sold separately, qty. 2)
- Direct fit for 2009–2014 Yamaha R1 models
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