2021 Subaru WRX STI Drivetrains

Essential 2021 Subaru WRX STI Drivetrains

Idemitsu – Type HP Automatic Transmission Fluid – 1 qt (Part No.30040099-75000C)

Type HP Automatic Transmission Fluid - 1 qt

from

$13.79
Formulated to meet the specific requirements of Subaru vehicles equipped with conventional (non-CVT) transmissions up to model year 2005. Recommended for service-fill in all Subaru automatic transmissions where SUBARU ATF HP is specified. Fuel economy demands and more sophisticated electronic controls have made automatic transmissions not only more complex, but also unique to each vehicle manufacturer. Long gone are the days of having just a couple choices of automatic transmission fluid type. IDEMITSU is the factory fill Automatic Transmission Fluid (ATF) supplier to most Asian imports. IDEMITSU application-specific ATF products match the exact friction materials and performance requirements of each different vehicle model for which they are made.

Product Features:
  • Excellent resistance to oxidation and thermal breakdown provide long fluid life and extended protection
  • Precisely engineered frictional characteristics guarantee smooth shifting and outstanding anti-shudder performance
  • Provides superior cleanliness, maintaining the transmission free of sludge and varnish deposits
  • Excellent seal compatibility and conditioning reduces risk of fluid leaks due to seal shrinkage, hardening and cracking
  • Advanced anti-wear technology provides maximum protection to gears and bearings
See More

Valvoline – Import Multi-Vehicle Automatic Transmission Fluid, 1 Gallon (Part No.820681)

Import Multi-Vehicle Automatic Transmission Fluid, 1 Gallon

from

$36.99
Valvoline Import Multi-Vehicle Automatic Transmission Fluid is specifically formulated for use in most Toyota, Nissan, Honda and other imported vehicles. It is formulated with all synthetic base stocks and a proprietary additive system to ensure optimal transmission performance in a wide variety of vehicles. Valvoline Import Multi-Vehicle ATF can also be used in many domestic vehicles. It meets requirements of General Motors and Ford vehicles. Recommended for use in the following applications: Ford MERCON®, GM DEXRON®-II and DEXRON®-III, BMW LT 71141 and ETL-7045E, Nissan/Infiniti Nissan ATF, Matic-D, Matic-K and Matic-J, Mitsubishi Diamond SP-II and SP-III, Subaru ATF-HP, Hyundai/ KIA SP-II and SP-III , Toyota/Lexus Type T, T-III and T-IV , Honda/Acura ATF-Z1 (except in CVTs) , Mercedes Benz NAG1 , Volvo passenger car (except AW-1), and Volkswagen/Audi TL52162. For CVT applications Valvoline recommends Valvoline Full Synthetic CVT Fluid.

Product Features:
  • Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
  • Enhanced anti-shudder protection for smooth shifting and maximum power transfer
  • Developed with anti-wear technology to help improve transmission durability
  • Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures
See More

Valvoline – VAL EP ATF 6/1 QT (Part No.899179)

VAL EP ATF 6/1 QT

from

$14.99
VAL EP ATF 6/1 QT

Dorman – Spindle Nut M22-1.5 Hex Size 32mm (sold by each) (Part No.615-160)

Spindle Nut M22-1.5 Hex Size 32mm (sold by each)

from

$5.49
This spindle nut is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this spindle nut matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this nut is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Rear Drive Shaft (Part No.986-058)

Rear Drive Shaft

from

$813.99
Replacing a drive shaft doesn’t have to be complicated. This complete drive shaft assembly is pre-balanced and ready to install with 100% new yokes, tubes, constant velocity (CV) joints and universal joints.

Product Features:
  • Direct replacement – this drive shaft is made to the original equipment dimensions for dependable fit and performance
  • 100% new – this drive shaft is made from all new components so there’s no core charge or return hassle
  • Ready to install – this drive shaft arrives pre-balanced to make installation quick and simple
  • Serviceable construction – non-staked universal joints are designed for future serviceability
See More

2021 Subaru WRX STI Drivetrains

You count on your 2021 Subaru WRX STI to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Drivetrains. With 6 Drivetrains ranging in price from $5.49 to $813.99, you’re sure to find everything you need for your 2021 Subaru WRX STI.

Brands matter. If you want to shop a specific Drivetrains brand, we stock 3 different brands like Valvoline, Dorman, and Autopart International Inc. 2021 Subaru WRX STI Drivetrains start as low as $5.49!

One of the best ways to find top quality OEM or aftermarket Drivetrains is by asking professionals. Short of that, you can shop with confidence thanks to our 16 extensive product reviews on 2021 Subaru WRX STI Drivetrains.

Did we mention you can order your Drivetrains from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Drivetrains inventory for your 2021 Subaru WRX STI below to get started!

Top-Rated Drivetrains Brands For Your 2021 Subaru WRX STI

Trusted Drivetrains OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2021 Subaru WRX STI running right for years to come. In our inventory you’ll find brands like Valvoline, Dorman, Autopart International Inc, and even more.

Popular Valvoline Drivetrains

You’ll find popular Valvoline brand products across Differentials. All are waiting to get your 2021 Subaru WRX STI back on the road. Some of the top-rated Valvoline products in these categories are:

FAQs for 2021 Subaru WRX STI Drivetrains

What are the most purchased Drivetrains for the 2021 Subaru WRX STI?

Out of 6 Drivetrains for the 2021 Subaru WRX STI, the most popular in our inventory are:
Spindle Nut M22-1.5 Hex Size 32mm (sold by each)
from $5.49
This product is not rated
Spindle Nut M22-1.5 Hex Size 32mm (sold by each)
Spindle Lock Nuts
Oil Drain Plug
from $19.83
This product is not rated
Oil Drain Plug
Differential Drain Plugs
Axle Assembly
from $192.23
This product is not rated
Axle Assembly
Drive Shaft and Axles