2003 Freightliner Sprinter 3500 Transmission Additives

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Keep Your 2003 Freightliner Sprinter 3500 in Top Shape with Quality Transmission Additives

Whether you’re repairing or upgrading your Transmission Additive, using high-quality parts is key to keeping your 2003 Freightliner Sprinter 3500 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Service Kits and Transmission Treatment and Additives. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Transmission Additives from Trusted Brands

Looking for a reliable Transmission Additive? We’ve got you covered with options from brands you know and trust like Lube Gard. For example, Lube Gard Transmission Additives start at just $12.99 with an average 4.6 star rating. With over 210 reviews and a solid 4.5 star average, you can shop with confidence knowing other Freightliner Sprinter 3500 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Freightliner Sprinter 3500 Transmission Additive at Advance Auto Parts is around $29.49, with a range that starts at $12.99 and goes up to $45.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Rein Transmission Service Kit, TSK0019 start at just $45.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Transmission Additive, don’t forget to check out other key components like Coolant/Antifreeze and Fluids. At Advance Auto Parts, we’re here to help you keep your 2003 Freightliner Sprinter 3500 in peak condition, inside and out.

Essential 2003 Freightliner Sprinter 3500 Transmission Additives

Rein – Rein Transmission Service Kit, TSK0019 (Part No.TSK0019)

Rein Transmission Service Kit, TSK0019

from

$45.99
Rein OE Quality 722.6 Automatic Transmission Service kit offers a convenient solution to the Mercedes-Benz recommended filter and fluid service in their 722.6 automatic transmission. Originally labeled as a sealed for life transmission, Mercedes-Benz now recommends changing the filter and fluid every 60,000 miles. The Rein kit goes beyond the standard oil filter, oil pan gasket, dipstick cover locking pin and drain plug washer service by including a replacement harness plug sleeve to address a source of potential control module damage from leaking fluid. Rein recommends the OE or Pentosin ATF-134 ultra-high-performance automatic transmission fluid for this service.
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Rein – Rein Transmission Service Kit, TSK0020 (Part No.TSK0020)

Rein Transmission Service Kit, TSK0020

from

$90.99
Rein OE Quality 722.9 NAG II Plus Automatic Transmission Service kit offers a convenient solution to the Mercedes-Benz recommended 60,000 to 70,000 mile interval filter and fluid service. Reines kit uses an OE oil filter which corresponds to the Mercedes-Benz specified reduced friction media code A89 of the NAG II+ AT ensuring optimum performance. The 722.9 NAG II transmission is not equipped with a fluid level dipstick tube. Hence, the condition and level of the fluid may only be checked via the drain plug. To drain the remainder of the fluid, the one time use fluid guide tube needs to be punctured through the drain plug hole and then be replaced. CRP recommends using the OE or Pentosin ATF-134 ultra-high-performance automatic transmission fluid for this service.
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Lube Gard – Lube Gard Instant Shudder Fixx, Eliminates torque converter shudder, 2 oz, 19689 (Part No.19689)

Lube Gard Instant Shudder Fixx, Eliminates torque converter shudder, 2 oz, 19689

from

$12.99
LUBEGARD Instant Shudder Fixx is a concentrated friction modifier formulated specifically for eliminating torque converter shudder problems in automatic transmissions. It is the No. 1 shudder fix used by professionals.
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Most Popular Transmission Service Kit for 2003 Freightliner Sprinter 3500s

Enhance your 2003 Freightliner Sprinter 3500 with this popular Transmission Service Kit we have in stock, for $45.99.

Rein – Rein Transmission Service Kit, TSK0019 (Part No.TSK0019)

Rein Transmission Service Kit, TSK0019

from

$45.99
Rein OE Quality 722.6 Automatic Transmission Service kit offers a convenient solution to the Mercedes-Benz recommended filter and fluid service in their 722.6 automatic transmission. Originally labeled as a sealed for life transmission, Mercedes-Benz now recommends changing the filter and fluid every 60,000 miles. The Rein kit goes beyond the standard oil filter, oil pan gasket, dipstick cover locking pin and drain plug washer service by including a replacement harness plug sleeve to address a source of potential control module damage from leaking fluid. Rein recommends the OE or Pentosin ATF-134 ultra-high-performance automatic transmission fluid for this service.
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Best-Selling 2003 Freightliner Sprinter 3500 Transmission Treatment and Additive

Upgrade your Sprinter 3500 with our best-selling Transmission Treatment and Additive with a 4.5 Starts rating across 105 reviews.

Lube Gard – Lube Gard Instant Shudder Fixx, Eliminates torque converter shudder, 2 oz, 19689 (Part No.19689)

Lube Gard Instant Shudder Fixx, Eliminates torque converter shudder, 2 oz, 19689

from

$12.99
LUBEGARD Instant Shudder Fixx is a concentrated friction modifier formulated specifically for eliminating torque converter shudder problems in automatic transmissions. It is the No. 1 shudder fix used by professionals.
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Top-Rated Transmission Additive Brands For Your 2003 Freightliner Sprinter 3500

When it comes to finding the perfect Transmission Additive for your 2003 Freightliner Sprinter 3500, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 2 trusted brands. We carry the most popular Transmission Additive brands including Lube Gard, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $12.99. Purchasing a Transmission Additive from us here at Advance Auto Parts is a smart move for both you and your 2003 Freightliner Sprinter 3500, providing peace of mind with parts that meet or exceed OEM standards.

Popular Lube Gard 2003 Freightliner Sprinter 3500 Transmission Additives

If you’re looking for a top-quality Transmission Additive for your 2003 Freightliner Sprinter 3500, Advance Auto Parts has exactly what you need with our selection of Lube Gard Transmission Additives. We have 1 Lube Gard Transmission Additives in stock for this fitment, all known for their durability and precision fit. With prices starting at just $12.99, you’ll find the perfect Transmission Additive for your needs and budget. Lube Gard Transmission Additives for the 2003 Freightliner Sprinter 3500 come highly rated, with over 105 customer reviews and an impressive average rating of 4.6 stars. Choosing a Lube Gard Transmission Additive from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.

FAQs for 2003 Freightliner Sprinter 3500 Transmission Additives

What are the best-selling Transmission Additives for 2003 Freightliner Sprinter 3500s?

Out of 2 Transmission Additives that fit 2003 Freightliner Sprinter 3500s, the following parts are the top sellers:

What’s the price range for 2003 Freightliner Sprinter 3500 Transmission Additives?

The prices of Transmission Additives for the 2003 Freightliner Sprinter 3500 range from $12.99 up to $45.99 for the most premium parts.

What is the average price of a Transmission Additive for a 2003 Freightliner Sprinter 3500?

The average price for Transmission Additives for the 2003 Freightliner Sprinter 3500 is $29.49. Keep in mind the variety of part types within our Transmission Additive category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Transmission Additives for other Freightliner Sprinter 3500 model years?

Yes, we carry Transmission Additives for 18 model years of Freightliner Sprinter 3500s between 2002 and 2021. The following model years are the most popular for Transmission Additive purchases: 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, and 2011.

What are the cheapest Transmission Additives for my 2003 Freightliner Sprinter 3500?

The cheapest 2003 Freightliner Sprinter 3500 Transmission Additives we carry are:

What are the top-rated Transmission Additives that fit the 2003 Freightliner Sprinter 3500?

The one 2003 Freightliner Sprinter 3500 Transmission Additive we have in stock is the Lube Gard Instant Shudder Fixx, Eliminates torque converter shudder, 2 oz, 19689. It is rated 4.5 stars and costs $12.99.

What types of Transmission Additives do you sell for my 2003 Freightliner Sprinter 3500?

As of 8/2/26, these are some of the most in-demand types of Transmission Additives for a 2003 Freightliner Sprinter 3500:

Can I get help with 2003 Freightliner Sprinter 3500 Transmission Additive orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Freightliner Transmission Additives and more.

What is your return policy for Freightliner Sprinter 3500 Transmission Additives?

Advance Auto Parts keeps returns simple. For new Freightliner Sprinter 3500 Transmission Additives and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.