Sale

Ignitions and Electrical Charging Systems

Subaru

Kicker Audio Upgrade Alternator

$119.00 $89.73 Save $29.27

SKU: H631SFJ101

In Stock
In Stock
Ships by Aug 4
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

This upgrade replaces the previous part number H631SFJ100. Power handling for these tweeters includes a rated input of 150 Watts RMS and a maximum input of 300 Watts RMS. They are compatible with a wide range of Subaru models, including the Crosstrek, Forester, Impreza, STI, and WRX. However, specific fitment exclusions apply. For STI and WRX models, this kit is not compatible with vehicles equipped with Navigation or the HK Audio system. For Forester models, it is not applicable to Touring models, those with HK Audio Systems, or models equipped with keyless access and Eyesight features.

MIA's Description

Manufactured for Subaru by Kicker, this kit offers a plug-and-play installation. It replaces part number H631SFJ100.

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

BrandSubaru
Part NumberH631SFJ101
CategoryIgnitions and Electrical

Buy with Confidence

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.

View Full Return Policy