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Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
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Line Pressure Booster Kit S74507Tka Fits Gm 4L60 (700-R4) And 200-4R Transmissions. Sonnax Hydraulic Line Pressure Booster Kits Contain Stronger Pressure Regulator Springs And Large Ratio Boost Valves Designed To Work Together To Provide Progressive Pressure Increases As Driving Conditions Become More Demanding. Our Pressure Regulator Springs Are Approximately 10% Stronger Than Oe And More Conservative In Impact Than Other Aftermarket Kit Springs. Large Ratio Boost Valves Provide Higher Pressure Incrementally And When It Is Needed The Most. The Combination Of These Springs And Valves In A Sonnax Kit Gives You The Best Of Both Worlds: A Modest Pressure Increase At The Low End, With A High-End Pressure That Is Equal To Or Greater Than That Of Other Aftermarket Kit Springs. Achieve Shorter Shifts And Increased Torque Capacity Without Creating Low-Speed Harshness; Improved Band And Clutch Holding Capacity For Increased Durability; Progressive Pressure Increase As Driving Conditions Become More Demanding; All The Benefits Of Increased Line Pressure Without Overloading The Pump At Idle; Drop-In Zip Valve Parts Install Quickly And Easily
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What is the material of the Sonnax 700R4 Boost Valve and Spring Kit?A: The kit is made of metal. This durable material ensures longevity and reliability in performance for various GM transmissions.
Q: What is the model number for the Sonnax kit?A: The model number is S74507TKA. This identification helps in ensuring compatibility with your vehicle's transmission system.
Q: What is the category of the Sonnax Boost Valve and Spring Kit?A: The kit falls under Valve Body Kits. This category includes essential components for enhancing transmission performance.
Q: How do I install the Sonnax Boost Valve and Spring Kit?A: Install the kit by replacing the existing valves and springs in your GM transmission. The Drop-in Zip Valve parts are designed for quick and easy installation.
Q: Is this kit suitable for all GM 4L60 transmissions?A: Yes, it is suitable for GM 4L60 (700-R4) and 200-4R transmissions. Ensure compatibility before installation for optimal performance.
Q: What improvements can I expect after installing this kit?A: You can expect shorter shifts and increased torque capacity. This kit also enhances band and clutch holding capacity for improved durability.
Q: How do I maintain the Sonnax Boost Valve and Spring Kit?A: Regularly check for wear and ensure proper installation. Keep the transmission fluid clean to maintain optimal performance.
Q: Is the Sonnax kit safe for my vehicle’s transmission?A: Yes, the kit is designed to increase line pressure without overloading the pump at idle. This ensures safe operation while enhancing performance.
Q: What is the expected lifespan of the Sonnax Boost Valve and Spring Kit?A: With proper maintenance, the kit can last for several years. Factors like driving conditions and usage frequency can affect its lifespan.
Q: What makes this kit different from other aftermarket kits?A: This kit features stronger pressure regulator springs and large ratio boost valves. It provides a modest increase at low speeds while maximizing high-end pressure.
Q: Can I use this kit for racing applications?A: Yes, it is suitable for racing applications. The increased torque capacity and improved shift performance can enhance racing experiences.
Q: What if the kit arrives damaged?A: If the kit arrives damaged, contact customer support for a return or replacement. Ensure to document the damage for a smoother process.
Q: Does this kit come with a warranty?A: Yes, the Sonnax Boost Valve and Spring Kit typically comes with a manufacturer's warranty. Check the warranty details upon purchase.
Q: How do I know if this kit is right for my specific vehicle?A: Check compatibility with GM 4L60 (700-R4) and 200-4R transmissions. Refer to your vehicle’s specifications or consult with a professional.
Q: Are there any specific tools required for installation?A: Yes, basic mechanical tools are required for installation. A wrench set and screwdrivers will typically suffice for replacing the valves and springs.
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