Product images and videos are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Easy — 1–2 hours
Overview
Constructed from CNC-machined, TIG-welded 4130 Chromoly steel, this shifter upgrade provides exceptional strength and durability. Installation is straightforward, typically taking about 30 minutes with basic hand tools.
This component is a popular modification for drivers seeking to eliminate slop and improve the feel of their manual transmission.
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Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Kartboy |
| Part Number | KB-002-STI |
| Category | Drivetrain |
Videos
Which Short Shifter is Better? Cobb vs Kartboy
Subaru STI Kartboy Short Throw Shifter Install & Review! You NEED This Mod
Comparison: Kartboy Short Throw Shifter vs Stock STI Shifter - Subaru WRX STI | 4enthusiasts
Kartboy 6 Speed Subaru WRX/STi Short Shifter Installation Guide
2020 Subaru WRX STI - Kartboy short throw shifter with bushings (transmission whine sound / NVH)
Installing Kartboy Shifter Bushings On My STI + REVIEW!
Kartboy Shifter and Bushing Install/Review/Before-After - 2015 Subaru STI
Kartboy Short Shifter/Bushing Install (STI)
2017 Subaru STi Kartboy Shifter Install
08+ STi Kartboy Short Throw Shifter Install - Is it worth it?
How to Install Kartboy Short Shifter | 2015 2016 2017 SUBARU WRX
Kartboy Short Shifter Install (08-14 Subaru WRX)
Subaru 5 Speed WRX Short Shifter from Kartboy Installation (Impreza, WRX, Forester, Legacy, Outback)
The BEST First Mod for Your STI! (Kartboy Short Shifter Install + First Impressions)
Kartboy Shifter and Bearing Kit - 2015+ Subaru WRX - Install/Review
2012 WRX Kartboy Short Shifter & Bushing Install | SO Motorsports
About MOTORMIA
Buy with Confidence
Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.
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