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Item #:
324163
B&M 70239 Shift Improver Kit for Automatic Transmissions
85% of respondents would recommend this to a friend
Item #:
324163
NIO 4395
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Saturday, November 07
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What Stands Out
Enhanced Shift Quality
The Shift Improver Kit optimizes shift timing and firmness for smoother transitions, improving overall driving experience and performance in automatic transmissions.
Easy Installation
Designed for straightforward installation, this kit allows users to quickly upgrade their transmission without extensive mechanical knowledge, making it accessible for DIY enthusiasts.
Durable Components
Constructed with high-quality materials, the kit ensures longevity and reliability, addressing common wear issues and providing lasting improvements to transmission functionality.
Product Details
Who Should Buy?
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Performance Enthusiasts
Ideal for those looking to enhance their vehicle's shifting speed and responsiveness for a more dynamic driving experience.
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DIY Mechanics
Great for hobbyists who enjoy upgrading their cars; installation can be done with basic tools and skills.
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Towing Applications
Beneficial for users who tow heavy loads, as it improves transmission performance under stress, reducing slippage.
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Casual Drivers
Not suitable for those who seek a smooth and stock-like driving experience without modifications to their vehicle.
Product Description
B&M 70239 Shift Improver Kit for Automatic Transmissions
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Customer Questions & Answers
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Question:
Is B&M 70239 Shift Improver Kit for Automatic Available to Shop Online in Nicaragua?
Answer: Yes, at Ubuy Nicaragua this product is available for you to shop at a reasonable price. The B&M 70239 Shift Improver Kit for Automatic is not available locally but you can trust us with our express shipping services. -
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How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
B&M Shift Kits Editorial Review
The B&M 70239 Shift Improver Kit is designed for those looking to improve the performance of their GM 700R4 and 4L80 automatic transmissions. It is easy to install, thanks to the detailed instructions provided in the package. Feedback from customers who have used this kit is mainly positive. Those who used Stage 2 found that it provided performance-crisp shifts, while Stage 1 is suitable for overdrive driving. Customers also found that it improves the shift time and overall transmission performance. One customer used it with a Stage 2 rebuild and Corvette servo, and was impressed with how it brought their truck to life. There were some reports of missing parts from the package and instances where parts appeared used. However, most customers found the kit easy to install and noted a significant improvement in their transmission's performance after installation. Overall, the B&M 70239 Shift Improver Kit is an excellent choice for anyone looking to improve their GM 700R4 and 4L80 automatic transmissions' performance, with its easy installation procedure and an affordable price.
Customer Reviews & Ratings
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Pros
- Easy to install
- Provides improved transmission performance
- Suitable for performance driving
- Detailed instructions in the package
Cons
- Reports of missing parts and used parts in some packages
Platform Trust & Buyer Confidence
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Diana
Verified buyer
“I have, in fact, had bad experiences on several occasions with service providers or shipping companies from America—definitely—but this is the first and only reputable and reliable company I have encountered so far; huge praise for their work. ”
23 October 2026 · via Trustpilot
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Jarl
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“Fast shipping and A+ product. ”
24 Oct 2026 · via Trustpilot
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Botibita
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24 October 2026 · via Trustpilot
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26 October 2026 · via Trustpilot
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NIO 4395
Order now and get it around Saturday, November 07
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