Two Brothers
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Two Brothers S1R Slip-On Exhaust (Aluminum Black) — Honda CBR500R (2016-2021) /

Part # 005-4470406-S1B
Item #986877
Discontinued. The manufacturer has retired this part. We're listing whatever's still in stock at our warehouse — when it sells out, it's gone.
Fits 1 motorcycle
  • Honda
    • CBR500R · 2016–2021
$474.98 $332.99 Save $141.99
/
Shipping calculated at checkout.
  • In stock, ready to ship
  • Backordered, shipping soon
  • Free U.S. shipping on orders $150+ ($15 flat under)
  • Ships from one of three U.S. warehouses
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WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
Two Brothers S1R Slip-On Exhaust (Aluminum Black) — Honda CBR500R (2016-2021) / Honda CB500F (2016-2018)
Product Details

The Two Brothers S1R slip-on exhaust is the modern race-line exhaust — anodized aluminum canister, CNC-machined outlet, stamped spring-mounted inlet, and Teflon-coated magnesium end cap. Dyno-tuned and track-tested for street and circuit use.

  • Slip-on muffler — bolts to your stock header
  • Anodized aluminum canister — lightweight, corrosion-resistant
  • Spiral-wound perforated core for the signature Two Brothers tone
  • CNC-machined outlet with Teflon-coated magnesium end cap
  • Removable P1X power tip for sound tuning (where included)
  • Race / closed-course use — not all configurations are DOT/EPA-compliant in all states; check local regulations before street use

Fitment: fits the following models:

  • Honda CBR500R (2016-2021)
  • Honda CB500F (2016-2018)

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