2005 BMW 545i Transmission Additives

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Keep Your 2005 BMW 545i 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 2005 BMW 545i looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Transmission Service Kits and Automatic (CVT) Fluids. 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 Valvoline. For example, Valvoline Transmission Additives start at just $35.99 with an average 4.8 star rating. With over 17 reviews and a solid 5 star average, you can shop with confidence knowing other BMW 545i owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2005 BMW 545i Transmission Additive at Advance Auto Parts is around $95.99, with a range that starts at $14.99 and goes up to $236.99. With 3 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Transmission Service Kit and Extended Protection Automatic Transmission Fluid, 1 Quart start at just $14.99 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 2005 BMW 545i in peak condition, inside and out.

Essential 2005 BMW 545i Transmission Additives

Rein – Transmission Service Kit (Part No.TSK0018)

Transmission Service Kit

from

$236.99
Rein OE Quality Automatic Transmission Service kits address the short-lived valve body sealing sleeves and adaptor in the ZF 6HP transmissions. This kit includes the necessary direct-fitting sealing hardware to conveniently service the shrunken valve body sealing sleeves during the recommended fluid and filter change interval of 62,000 miles / 8 years at the latest. The ZF 6HP26Z series transmission is engineered with extreme durability and powerful in mind so long as it is serviced on time to allow the valve body to maintain proper fluid pressure. The slightest drop in valve body fluid pressure in this unit leads to premature transmission bushing and or clutch wear along with contamination and overheating of the fluid. Rein recommends the OE or Pentosin ATF-1 synthetic automatic transmission fluid for this repair.

Product Features:
  • Helps to restore proper fluid pressure in the late ZF 6HP26Z transmission
  • A convenient addition to the standard 6HP preventative maintenance service
  • Contains direct-fitting OE manufactured valve body sealing hardware
  • Created in collaboration with highly experienced service technicians
See More

Valvoline – DEX/MERC Automatic Transmission Fluid, 1 Gallon (Part No.773636)

DEX/MERC Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON®, DEXRON®-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium 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 – Extended Protection Automatic Transmission Fluid, 1 Quart (Part No.899179)

Extended Protection Automatic Transmission Fluid, 1 Quart

from

$14.99
Modern transmissions are better than ever, with more gears to help improve fuel efficiency and acceleration. Greater performance calls for greater protection. Valvoline Extended Protection Full Synthetic ATF features our exclusive Dual Defense Additive Technology for two layers of protection against metal-on-metal contact and thermal breakdown, all while minimizing wear on clutch components. In fact, Valvoline Extended Protection Full Synthetic ATF is 45% stronger against breakdown compared to major brand DEX/MERC oxidative PDSC performance. Proven to maximize transmission life, our patented formula is suitable for use in 92% of vehicles in light duty automatic transmissions 2010 and newer. Keep your modern vehicle shifting smoothly, mile after mile, with the ultimate protection you can only expect from Valvoline, the #1 ATF brand.

Product Features:
  • The ultimate protection for your automatic transmission
  • 45% stronger against breakdown
  • Dual Defense Additive Technology combines friction modifiers and anti-wear additives for two layers of protection
  • Suitable for use in over 92% of vehicles in light duty automatic transmissions 2010 and newer
See More

Most Popular Transmission Service Kit for 2005 BMW 545is

Enhance your 2005 BMW 545i with this popular Transmission Service Kit we have in stock, for $236.99.

Rein – Transmission Service Kit (Part No.TSK0018)

Transmission Service Kit

from

$236.99
Rein OE Quality Automatic Transmission Service kits address the short-lived valve body sealing sleeves and adaptor in the ZF 6HP transmissions. This kit includes the necessary direct-fitting sealing hardware to conveniently service the shrunken valve body sealing sleeves during the recommended fluid and filter change interval of 62,000 miles / 8 years at the latest. The ZF 6HP26Z series transmission is engineered with extreme durability and powerful in mind so long as it is serviced on time to allow the valve body to maintain proper fluid pressure. The slightest drop in valve body fluid pressure in this unit leads to premature transmission bushing and or clutch wear along with contamination and overheating of the fluid. Rein recommends the OE or Pentosin ATF-1 synthetic automatic transmission fluid for this repair.

Product Features:
  • Helps to restore proper fluid pressure in the late ZF 6HP26Z transmission
  • A convenient addition to the standard 6HP preventative maintenance service
  • Contains direct-fitting OE manufactured valve body sealing hardware
  • Created in collaboration with highly experienced service technicians
See More

Best-Selling 2005 BMW 545i Automatic (CVT) Fluids

Upgrade your 545i with one of our 2 best-selling Automatic (CVT) Fluids, earning an average 5 stars rating across 17 reviews.

Valvoline – DEX/MERC Automatic Transmission Fluid, 1 Gallon (Part No.773636)

DEX/MERC Automatic Transmission Fluid, 1 Gallon

from

$35.99
Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON®, DEXRON®-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:
  • Formulated with premium 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 – Extended Protection Automatic Transmission Fluid, 1 Quart (Part No.899179)

Extended Protection Automatic Transmission Fluid, 1 Quart

from

$14.99
Modern transmissions are better than ever, with more gears to help improve fuel efficiency and acceleration. Greater performance calls for greater protection. Valvoline Extended Protection Full Synthetic ATF features our exclusive Dual Defense Additive Technology for two layers of protection against metal-on-metal contact and thermal breakdown, all while minimizing wear on clutch components. In fact, Valvoline Extended Protection Full Synthetic ATF is 45% stronger against breakdown compared to major brand DEX/MERC oxidative PDSC performance. Proven to maximize transmission life, our patented formula is suitable for use in 92% of vehicles in light duty automatic transmissions 2010 and newer. Keep your modern vehicle shifting smoothly, mile after mile, with the ultimate protection you can only expect from Valvoline, the #1 ATF brand.

Product Features:
  • The ultimate protection for your automatic transmission
  • 45% stronger against breakdown
  • Dual Defense Additive Technology combines friction modifiers and anti-wear additives for two layers of protection
  • Suitable for use in over 92% of vehicles in light duty automatic transmissions 2010 and newer
See More

Top-Rated Transmission Additive Brands For Your 2005 BMW 545i

When it comes to finding the perfect Transmission Additive for your 2005 BMW 545i, 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 Valvoline, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $35.99. Purchasing a Transmission Additive from us here at Advance Auto Parts is a smart move for both you and your 2005 BMW 545i, providing peace of mind with parts that meet or exceed OEM standards.

Popular Valvoline 2005 BMW 545i Transmission Additives

If you’re looking for a top-quality Transmission Additive for your 2005 BMW 545i, Advance Auto Parts has exactly what you need with our selection of Valvoline Transmission Additives. We have 1 Valvoline Transmission Additives in stock for this fitment, all known for their durability and precision fit. With prices starting at just $35.99, you’ll find the perfect Transmission Additive for your needs and budget. Valvoline Transmission Additives for the 2005 BMW 545i come highly rated, with over 17 customer reviews and an impressive average rating of 4.8 stars. Choosing a Valvoline Transmission Additive from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
DEX/MERC Automatic Transmission Fluid, 1 Gallon
from $35.99
(17)
DEX/MERC Automatic Transmission Fluid, 1 Gallon
“Great product.”

FAQs for 2005 BMW 545i Transmission Additives

What are the best-selling Transmission Additives for 2005 BMW 545is?

Out of 3 Transmission Additives that fit 2005 BMW 545is, the following parts are the top sellers:

What’s the price range for 2005 BMW 545i Transmission Additives?

The prices of Transmission Additives for the 2005 BMW 545i range from $14.99 up to $236.99 for the most premium parts.

What is the average price of a Transmission Additive for a 2005 BMW 545i?

The average price for Transmission Additives for the 2005 BMW 545i is $95.99. 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.

What are the cheapest Transmission Additives for my 2005 BMW 545i?

The cheapest 2005 BMW 545i Transmission Additives we carry are:

Does Advance Auto Parts sell Transmission Additives for any other 2005 BMW models?

Yes. We stock Transmission Additives for 16 other popular 2005 BMW models. Some of the most popular are 2005 325i Transmission Additives, 2005 M3 Transmission Additives, 2005 325xi Transmission Additives, 2005 530i Transmission Additives, and 2005 330i Transmission Additives.

What are the top-rated Transmission Additives that fit the 2005 BMW 545i?

The one 2005 BMW 545i Transmission Additive we have in stock is the Extended Protection Automatic Transmission Fluid, 1 Quart. It costs $14.99.

What types of Transmission Additives do you sell for my 2005 BMW 545i?

As of 3/1/26, these are some of the most in-demand types of Transmission Additives for a 2005 BMW 545i:

Can I get help with 2005 BMW 545i Transmission Additive orders?

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

What is your return policy for BMW 545i Transmission Additives?

Advance Auto Parts keeps returns simple. For new BMW 545i Transmission Additives and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.