Free shipping on orders over $200 to the continental USA

STM Small Battery Kit for 02-07 WRX/STi

STM Tuned Inc.



The STM Small Battery Kit for the 2002-2007 WRX and STi models includes everything needed to install in minutes. The factory battery weighed in at just over 38 pounds while the STM Kit with Odyssey small battery is just 14 pounds, saving you 20 pounds while lowering the center of gravity of that weight. 

Vehicle Fitment:
2002-2007 Subaru WRX
2002-2007 Subaru STi

• Utilizes Existing Points for Mounting
• Lower Center of Gravity
• Non-Slip Pad to Keep Battery Snug and Reduce Shock
• Raw Aluminum or Black Anodized Tie Down
• Stainless Hardware

Stock Battery 38 Pounds
STM Kit with Odyssey PC680 14 Pounds
STM Kit with Genesis (16EP) 13.25 Pounds

Battery Kits Include:
(1) Choice of STM Tie Down
(Optional) Battery & Terminals (3217-0006)
(2) Small STM "J" Mounting Brackets (For 02-07 WRX/STi)
(1) Long STM "J" Mounting Bracket (Used for other Subaru Applications)
(2) M6 Stainless Wing Nuts
(2) M6 Stainless Lock Washers

Install Notes:
Small batteries can fail if the posts are not torqued to 50 inch pounds. Additional torque will cause damage to your battery, so please be careful when installing.

Performance Notes:
While we, and most of the racing community, use these as replacement car batteries, these batteries are not intended for that use.

STM does not warranty batteries. Please contact the manufacturer with any performance concerns. No returns on batteries or electronics.

Which battery should I use?

Odyssey PC680 Battery:

Pulse (5-second) Hot Cranking Amps (PHCA): 520
Cold Cranking Amps (CCA): 170
20Hr Nominal Capacity (Ah): 16
Reserve Capacity Minutes: 24
15.85 pounds
(Save 21.15 pounds vs stock)

Genesis (16EP) G12V16Ah10EP Battery:

Voltage: 12
Capacity: 16Ah @ 10Hr
Terminal Type: M6 Threaded Insert
Chemistry: Thin Plate Pure Lead-Tin
Case Material: Flame Retardant ABS Plastic
Mfg Warranty: 12 Month
Cycle Charge Voltage: 14.7V to 15.0V at 77°F
Standby Charge Voltage: 13.5V to 13.8V at 77°F
Maximum Charge Current: No charge current limits
Shelf Life w/o Charge: 2 years
Operating Temperature: -40°F to 113°F
Expected Trickle Life (@ 25°C): 10 years
Capacity Range: 16-20Ah (~80-90wpc)
15.10 pounds
(Save 21.9 pounds vs stock)

See more STM Parts
© All content is property of STM Tuned Inc
We price match!
If you find it cheaper, just give us a call!
(585) 226-8226

© All content is property of STM Tuned Inc

We price match!
If you find it cheaper, just give us a call!
(585) 226-8226

Customer Reviews

Based on 1 review
STM small battery kit for wrx

Fits and functions great. I would recommend for someone looking to free up some space and weight. Thanks again

Cancer and Reproductive Harm