Engine Upgrade Kits for Triumph Twins 900/1200cc

These kits include parts that are available separately on our site, for a reduced price.

Version A1 for
- Bonneville T100 (2017-2021)*
- Bonneville T120 (2016-2021)*
- Street Twin (2016-2021)*
- Street Cup (2017-2019)

Version A2 for
- Street Scrambler (2017-2021)*

Version B for
- Thruxton 1200/R (2016-2021, not for RS)*
- Speed Twin (2019-2021*)

Version C for
- Scrambler 1200 XE/XC (2019-2021)*

*Not suitable for "Euro5" version from 2021.

The STAGE 1 kit includes:
- K&N high-flow air filter (details here)
- O2 removal kit (details here)
- Booster Plug (details here)

The STAGE 2 kit adds
- Motone cat bypass (details here)
- Free Spirits cat bypass for Street Scrambler and Scrambler 1200 (details here)