| Lightweight Aluminum Crank Pulley | Subaru FA/FB | kartboy.com | 47.5 USD | 95 USD | −50% |
| Subaru Lift Kit, 1.5" | Subaru Crosstrek (2018-2021), Forester (2018-2021) | kartboy.com | 629.1 USD | 699 USD | −10% |
| Subaru 1.5" Lift Kit SK/GT *SCRATCHED KIT- DENTED BOXES* | kartboy.com | 315 USD | 350 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | Subaru WRX & STI (2015-2021) | kartboy.com | 248.4 USD | 276 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | Subaru WRX & STI (2008-2014), Legacy GT (2010-2012), Forester XT (2009-2013) | kartboy.com | 240.3 USD | 267 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | Subaru WRX, Wagon (02-07) | kartboy.com | 231.3 USD | 257 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | Subaru WRX Sedan (02-07) | kartboy.com | 231.3 USD | 257 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | Subaru STi Sedan (02-07) | kartboy.com | 231.3 USD | 257 USD | −10% |
| Big Brake Adapters V2, 2 Pot, Rear | Subaru Impreza (98-07), WRX (02-05), Legacy (00-09), Forester (00-08) | kartboy.com | 229.5 USD | 255 USD | −10% |
| Swaybar Endlink Combo, Front & Rear | HONDA CrossTour (2010-2015) | kartboy.com | 225 USD | 250 USD | −10% |
| Short Shifter Bushing Combo | Subaru STI (2002-2021) | kartboy.com | 224.1 USD | 249 USD | −10% |
| Short Shifter Bushing Combo | Subaru WRX (2008-2014), Legacy GT (2005-2009), Outback XT (2005-2009), Forester (2006-2013) | kartboy.com | 194.4 USD | 216 USD | −10% |
| Short Shifter Bushing Combo | Subaru WRX (2002-2007) | kartboy.com | 186.3 USD | 207 USD | −10% |
| Short Shifter Bushing Combo | Subaru Forester (1998-2005), Baja (2003-2006) | kartboy.com | 186.3 USD | 207 USD | −10% |
| Short Shifter Bushing Combo | Subaru RS (1997-2001), WRX w/ SPT Shifter (2002-2007), Outback (1997-2004) | kartboy.com | 186.3 USD | 207 USD | −10% |
| Alternator Cover, Carbon Fiber | Subaru WRX (2002-2014), STI (2004-2021), ALL EJ Subarus | kartboy.com | 179.1 USD | 199 USD | −10% |
| Short Shifter Kit | Subaru STI 6spd (2004-2021) | kartboy.com | 166.5 USD | 185 USD | −10% |
| TALLBOY Short Shifter Kit | Subaru WRX (2008-2014), Legacy GT (2005-2009), Outback XT (2005-2009), Forester (2006-2013) | kartboy.com | 157.5 USD | 175 USD | −10% |
| TALLBOY Short Shifter Kit | Subaru Forester (1998-2005), Baja (2003-2006) | kartboy.com | 148.5 USD | 165 USD | −10% |
| TALLBOY Short Shifter Kit | Subaru RS (1997-2001), WRX w/ SPT Shifter (2002-2007), Outback (1997-2004) | kartboy.com | 148.5 USD | 165 USD | −10% |
| TALLBOY Short Shifter Kit | Subaru WRX (2002-2007) | kartboy.com | 148.5 USD | 165 USD | −10% |
| Swaybar Endlinks, Rear | VW MKVII GTI & Golf R (2015-2019), Audi S3 & RS3 | kartboy.com | 135 USD | 150 USD | −10% |
| Short Shifter Kit | Subaru WRX (2008-2014), Legacy GT (2005-2009), Outback XT (2005-2009), Forester (2006-2013) | kartboy.com | 135 USD | 150 USD | −10% |
| Swaybar Endlinks, Rear | Subaru WRX, STI (2008-2021), Legacy GT (2010-2012), BRZ (2013-2021) | kartboy.com | 130.5 USD | 145 USD | −10% |
| Swaybar Endlinks, Front | Subaru WRX & STI (2015-2021) | kartboy.com | 130.5 USD | 145 USD | −10% |
| Short Shifter Kit | Subaru WRX (2002-2007) | kartboy.com | 126 USD | 140 USD | −10% |
| Short Shifter Kit | Subaru Forester (1998-2005), Baja (2003-2006) | kartboy.com | 126 USD | 140 USD | −10% |
| Short Shifter Kit | Subaru RS (1997-2001), WRX w/ SPT Shifter (2002-2007), Outback (1997-2004) | kartboy.com | 126 USD | 140 USD | −10% |
| Kartboy Extended Brake Lines for 1.5" Lift | Subaru Crosstrek (2018-2021), Forester (2018-2021) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Swaybar Endlink, Front - Lifted 02-07 WRX Wagon/ 97-01 GC8 | kartboy.com | 121.5 USD | 135 USD | −10% |
| Solid Shift Joint | Subaru - 6 Speed (2004-2021) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Solid Shift Joint | Subaru - 5 Speed (1993-2023) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Swaybar Endlinks, Front | Subaru WRX, STI Sedan (02-14), Legacy GT (05-12), Forester (04-13) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Swaybar Endlinks, Rear | Subaru STI (2004-2007), Forester XT (2004-2008) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Swaybar Endlinks, Front | Subaru WRX Wagon (2002-2007), Subaru GC8 (1997-2001) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Swaybar Endlinks, Rear | Subaru WRX (2002-2007), Subaru RS (1997-2001) | kartboy.com | 121.5 USD | 135 USD | −10% |
| Pitch Stop Mount | Subaru WRX (02-24), STI (04-21), Legacy GT (05-09), Forester XT (04-18), Many Other Subarus | kartboy.com | 103.5 USD | 115 USD | −10% |
| Alternator Cover, Aluminum, Black | Subaru WRX (2002-2014), STI (2004-2021), ALL EJ Subarus | kartboy.com | 90 USD | 100 USD | −10% |
| Rear Diff/Carrier Wedgelock System | Subaru WRX & STI (2015-2021) | kartboy.com | 90 USD | 100 USD | −10% |
| Alternator Cover, Aluminum, Black | Subaru WRX (2022-2024) | kartboy.com | 90 USD | 100 USD | −10% |