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TSP-Texas-4L65E-4X4 Performance Transmission
The TSP-Texas-4L65E-4X4 by Texas Speed & Performance is engineered for those who demand reliability and performance from their LS-powered vehicles. This 4WD transmission is rated for up to 750 horsepower, making it a robust choice for high-performance applications.
Construction and Features
Designed with precision, this transmission incorporates a series of enhancements that set it apart:
- All-new frictions and steels featuring a 7 clutch GPZ® 3-4 stackup, specifically engineered to endure extreme stress and high temperatures.
- A complete overhaul kit that includes seals, gaskets, and rings ensures comprehensive restoration and optimal performance longevity.
- Heavy-duty front and rear sprags enhance durability and reliability under demanding conditions.
- 5 pinion front and rear planetary gearsets provide improved torque handling and efficiency.
- An input drum reinforcement kit, including a billet overrun apply piston, prevents breakage during heavy use.
- A wide red 2-4 band paired with a new reverse input drum enhances shifting performance.
- A complete bushing kit, featuring a wide rear sun gear bushing, ensures smooth operation.
- A redesigned Heavy Duty Sunshell redistributes load away from roller bearings, increasing durability.
- A heavy-duty 3rd shift valve extends the life of the forward sprag and clutches.
- New electronics throughout the transmission, including a wiring harness and internal PRNDL switch, ensure reliable operation.
- A new filter and a rebuilt front pump with upgraded components, including a .500 boost valve, enhance pressure for firmer shifts.
- Redesigned 3-4 clutch piston return springs reduce centrifugal apply issues at high RPMs.
- A rebuilt valve body with a heavy-duty shift kit allows for full gear lever-controlled downshifts from 3rd to 1st and manual gear holding at any speed.
- Corvette Servo upgrade with a billet 4th apply piston and cover for improved performance.
- Packaged securely in a double wall box with reinforcements to protect the transmission during shipping.
Fitment
- Chevrolet Silverado 1500 (2009-2013)
- Chevrolet Suburban (2009-2013)
- Chevrolet Tahoe (2009-2013)
- GMC Sierra 1500 (2009-2013)
- GMC Yukon (2009-2013)
- Universal Retrofit (1967-2024)
Proposition 65
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
2009-2013 Chevrolet Silverado 1500 |
Silverado 1500 | 2009-2013 |
|
2009-2013 Chevrolet Suburban |
Suburban | 2009-2013 |
|
2009-2013 Chevrolet Tahoe |
Tahoe | 2009-2013 |
|
2009-2013 GMC Sierra |
Sierra | 2009-2013 |
|
2009-2013 GMC Yukon |
Yukon | 2009-2013 |
Texas Speed and Performance began as a small business in 2003. Texas Speed and Performance is situated in Georgetown, Texas, and is a leader in the LSx sector. Texas Speed & Performance has quickly established itself as one of the largest performance makers and retailers of premium LSX and LT1 packages in the United States. Texas Speed and Performance founders, Trevor Doelling and Jason Magnum, have a combined 30+ years of experience in the high-efficiency sector and are constantly striving to research and manufacture the highest quality performance goods for your car. This is accomplished by putting their products through their paces on their in-house futuristic super flow engine dyno. Texas Speed and Performance components can be found in some of the fastest street and competition automobiles in the country.
WHY CHOOSE TEXAS SPEED AND PERFORMANCE?Texas Speed and Performance provides all levels of aftermarket performance products from LSx and 2014+ 6.2L LT1/LT4 performance parts, aftermarket cast cylinder heads, basic air induction exhaust, camshafts, stroker engines and in-house machining of all their engines. They are one of the largest LSx and 2014+ 6.2L LT1/LT4 specific shops in the country. Owing to their in-house cylinder head manufacturing, engine assembly, and camshaft grinding facility, they assist customers with all of their high-performance LSx and 2014+ 6.2L LT1/LT4 needs and requirements.
TEXAS SPEED AND PERFORMANCE PRODUCT LINETexas Speed and Performance Exhaust offers camshafts, short and long blocks, turn-key engines, valvetrain, crankshafts, rods, and aftermarket cylinder heads.
VIVID RACING-TEXAS SPEED AND PERFORMANCEThe Texas Speed and Performance products at Vivid Racing include the Texas Speed and Performance Stage 4.2 LS7 Camshaft Chevrolet Camaro, Corvette 2006-2015, which has fitment for the Chevrolet Camaro 2012-2015 and Chevrolet Corvette 2006-2013 models.
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