GMC Performance Transmissions

Performance Transmissions for Your GMC

Replacing your GMC Performance Transmissions shouldn’t cost you an arm and a leg. That’s why we offer plenty of options for you to choose from, making it easy to find top rated Performance Transmissions brands at a fraction of the cost.
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Essential GMC Performance Transmissions

B & M – B & M Shiftplus, 4L60E And 4L80E, 70380 (Part No.70380)

B & M Shiftplus, 4L60E And 4L80E, 70380

from

$109.99
The new design of the B&M Shift Plus Electronic Shift Improver allows you to improve the transmission’s shifting performance without removing the transmission pan or valve body. A simple flip of the switch allows the transmission to operate in the performance mode. Flip it back and you are back to stock! Installs in just minutes, the Shift Plus simply recalibrates your transmission’s hydraulic system electronically for optimum performance and extended life! Select the mode that best suits your application. Reduces slippage and heat! 50 state emissions legal. The Shift Plus shift firmness not only makes driving more fun and pleasurable, but slippage and heat are reduced, extending the life of your transmission!
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Energy Suspension – Energy Suspension Transmission Mount, 3.1108R (Part No.3.1108R)

Energy Suspension Transmission Mount, 3.1108R

from

$46.49
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.
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Energy Suspension – Energy Suspension Motor Mount, 3.1121R (Part No.3.1121R)

Energy Suspension Motor Mount, 3.1121R

from

$50.99
A true performance application component for cars, trucks, hot rods and racing/competition vehicles – yet designed to be also used for street vehicles. Soft-running enough to absorb vibrations for street use yet rugged for racing use. When required- a torque resistant safety interlock design is used that is comparable in strength to those too hard-running metal mounts. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal motor mounts. The popular early style mounts for General Motors vehicles are available in either zinc or chrome metal finishes. Made of Hyper-Flex performance polyurethane. Resistant to under vehicle fluids such as: oils, coolants, road contaminants, etc.
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Energy Suspension – Energy Suspension Motor And Transmission Mount, 3.1130R (Part No.3.1130R)

Energy Suspension Motor And Transmission Mount, 3.1130R

from

$116.99
Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.
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Energy Suspension – Energy Suspension Transmission Mount, 3.1106R (Part No.3.1106R)

Energy Suspension Transmission Mount, 3.1106R

from

$90.99
A true performance application component for cars, trucks, hot rods. For racing/competition, yet popularly used for street vehicles when more horsepower is added. Soft running enough to absorb vibrations for street use yet rugged for racing use. Helps control torque on high performance vehicles. Maintains proper drive shaft angle to help prevent early wear and unexpected power train damage. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal transmission mounts. Resistant to under vehicle fluid oils, coolants and road contaminants. Made of Energy’s Hyper-Flex performance polyurethane and heavy duty hardware – for added durability.
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Lakewood – Lakewood Trans Mount: Urethane-Chevy, 24350 (Part No.24350)

Lakewood Trans Mount: Urethane-Chevy, 24350

from

$103.99
Constructed of durable polyurethane to handle the stress oh high horsepower. Absorbs vibration and lasts longer than rubber Features unique built-in safety lock to keep from separating under high torque loads. Ideal for use on street or strip applications. Complete with grade-8 mounting hardware.
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Energy Suspension – Energy Suspension Motor Mount, 3.1121G (Part No.3.1121G)

Energy Suspension Motor Mount, 3.1121G

from

$50.99
A true performance application component for cars, trucks, hot rods and racing/competition vehicles – yet designed to be also used for street vehicles. Soft-running enough to absorb vibrations for street use yet rugged for racing use. When required- a torque resistant safety interlock design is used that is comparable in strength to those too hard-running metal mounts. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal motor mounts. The popular early style mounts for General Motors vehicles are available in either zinc or chrome metal finishes. Made of Hyper-Flex performance polyurethane. Resistant to under vehicle fluids such as: oils, coolants, road contaminants, etc.
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Energy Suspension – Energy Suspension Motor Mount, 3.1145R (Part No.3.1145R)

Energy Suspension Motor Mount, 3.1145R

from

$66.99
A true performance application component for cars, trucks, hot rods and racing/competition vehicles – yet designed to be also used for street vehicles. Soft-running enough to absorb vibrations for street use yet rugged for racing use. When required- a torque resistant safety interlock design is used that is comparable in strength to those too hard-running metal mounts. Replaces the original, short lived and typically too-soft rubber mounts and outdates those hard-running metal motor mounts. The popular early style mounts for General Motors vehicles are available in either zinc or chrome metal finishes. Made of Hyper-Flex performance polyurethane. Resistant to under vehicle fluids such as: oils, coolants, road contaminants, etc.
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Mr. Gasket – Mr. Gasket Transmission Oil Pan – Polished Aluminum, 9791G (Part No.9791G)

Mr. Gasket Transmission Oil Pan - Polished Aluminum, 9791G

from

$141.99
These pans are offered in stock depth or deep with extra capacity and available in both steel and aluminum to fit your specific needs. Each kit Includes the drain plug, gasket and hardware.
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Energy Suspension – Energy Suspension Motor and Transmission Mount, 3.1126G (Part No.3.1126G)

Energy Suspension Motor and Transmission Mount, 3.1126G

from

$180.99
Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.
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Energy Suspension – Energy Suspension Motor and Transmission Mount, 3.1128G (Part No.3.1128G)

Energy Suspension Motor and Transmission Mount, 3.1128G

from

$143.99
Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.
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Mr. Gasket – Mr. Gasket A/Tdipstick, 9703G (Part No.9703G)

Mr. Gasket A/Tdipstick, 9703G

from

$101.99
Billet aluminum handle with flexible braded steel tube mounts to the firewall. 29-3/4 inch long.
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B & M – B & M Master Overhaul Kit For Powerglide Transmission, 21040 (Part No.21040)

B & M Master Overhaul Kit For Powerglide Transmission, 21040

from

$459.99
The B&M Master Racing Overhaul Kit includes all gaskets, seals, bushings and high performance friction materials. No transbrake body gaskets or instructions included.
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Top Street Performance – Top Street Performance LS Aluminum Rear Sump Low-Profile Retro-Fit Oil Pan – Polished, 81073P (Part No.81073P)

Top Street Performance LS Aluminum Rear Sump Low-Profile Retro-Fit Oil Pan - Polished, 81073P

from

$455.99
LS engines are among the most popular for swaps for their low expense and great power potential. Unfortunately, stock LS oil pans can’t always fit where you want them to. That’s where TSP’s low-profile, retro fit oil pan comes in. Composed of lightweight cast aluminum, it is designed to allow for increased clearance to the ground and chassis. It will fit many GM rear-wheel drive applications originally equipped with a small or big block Chevy engine and factory rear sump pan. Meticulously designed, it will mount perfectly to any wet-sump LS engine and take the stock oil filter.
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Top Street Performance – Top Street Performance LS Aluminum Rear Sump Retro-Fit Oil Pan – Polished, 81074P (Part No.81074P)

Top Street Performance LS Aluminum Rear Sump Retro-Fit Oil Pan - Polished, 81074P

from

$455.99
Composed of lightweight cast aluminum, TSP’s retro-fit oil pan is designed to allow for increased clearance to the ground and chassis. It will fit many GM rear-wheel drive applications originally equipped with a small or big block Chevy engine and factory rear sump pan. Meticulously designed, it will mount perfectly to any wet-sump LS engine and take the stock oil filter.
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Top Street Performance – Top Street Performance LS Aluminum Low-Profile Retro-Fit Oil Pan with Added Clearance – Polished, 81075P (Part No.81075P)

Top Street Performance LS Aluminum Low-Profile Retro-Fit Oil Pan with Added Clearance - Polished, 81075P

from

$455.99
LS engines are among the most popular for swaps for their low expense and great power potential. Unfortunately, stock LS oil pans can’t always fit where you want them to. That’s where TSP’s low-profile, retro fit oil pan comes in. Composed of lightweight cast aluminum, it is designed to allow for increased clearance to the ground and chassis. It will fit many GM rear-wheel drive applications originally equipped with a small or big block Chevy engine and factory rear sump pan. Meticulously designed, it will mount perfectly to any wet-sump LS engine and take the stock oil filter. With a different take on our 81073, added cut-outs make the 81075 a great fit with the OEM Ford Fox Body K-member and rack and pinion. This pan also features a boss on each side for an oil return for turbochargers.
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B & M – B & M Transmission Cast Deep Pan, Brushed Finish Th-350, 30280 (Part No.30280)

B & M Transmission Cast Deep Pan, Brushed Finish Th-350, 30280

from

$311.99
Our Hi-Tek deep transmission pans are constructed from A356-T6 aluminum and are cast with thick internal and external fins, adding additional strength and increased cooling properties. The deep pan design increases fluid capacity by 3-quarts over the stock O.E. steel pan. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the life of your transmission, transmission fluid and corresponding components. Other features for this popular pan include a filter, filter extension, pan gasket and drain port with magnetic drain plug for clean and easy servicing. Also includes a 1/8 inch NPT temperature sensor port for easily adding a temp gauge for monitoring transmission temperatures while daily driving, towing or racing. Includes detailed instructions with all necessary hardware for an easy at home installation.
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B & M – B & M Transmission Cast Deep Pan, Brushed Finish – Th400, 20280 (Part No.20280)

B & M Transmission Cast Deep Pan, Brushed Finish - Th400, 20280

from

$299.99
Our Hi-Tek deep transmission pans are constructed from A356-T6 aluminum and are cast with thick internal and external fins, adding additional strength and increased cooling properties. The deep pan design increases fluid capacity by 2-quarts over the stock O.E. steel pan. All these features combined help dissipate heat quicker netting lower transmission and fluid temperatures prolonging the life of your transmission, transmission fluid and corresponding components. Other features for this popular pan include a filter extension, pan gasket and drain port with magnetic drain plug for clean and easy servicing. Also includes a 1/8 inch NPT temperature sensor port for easily adding a temp gauge for monitoring transmission temperatures while daily driving, towing or racing. Includes detailed instructions with all necessary hardware for an easy at home installation.
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Top Street Performance – Top Street Performance Black Aluminum Low-profile Retro-fit LS 5.5 Quart Oil Pan., 81073BK (Part No.81073BK)

Top Street Performance Black Aluminum Low-profile Retro-fit LS 5.5 Quart Oil Pan., 81073BK

from

$277.99
LS engines are among the most popular for swaps for their low expense and great power potential. Unfortunately, stock LS oil pans can’t always fit where you want them to. That’s where TSP’s low-profile, retro fit oil pan comes in. Composed of lightweight cast aluminum, it is designed to allow for increased clearance to the ground and chassis. It will fit many GM rear-wheel drive applications originally equipped with a small or big block Chevy engine and factory rear sump pan. Meticulously designed, it will mount perfectly to any wet-sump LS engine and take the stock oil filter. Volume: 5 quarts.
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Top Street Performance – Top Street Performance GM LSX Rear Sump 5.5-Quart Black Cast Aluminum Retro Fit Oil Pan, 81074BK (Part No.81074BK)

Top Street Performance GM LSX Rear Sump 5.5-Quart Black Cast Aluminum Retro Fit Oil Pan, 81074BK

from

$277.99
Composed of lightweight cast aluminum, TSP’s retro-fit oil pan is designed to allow for increased clearance to the ground and chassis. It will fit many GM rear-wheel drive applications originally equipped with a small or big block Chevy engine and factory rear sump pan. Meticulously designed, it will mount perfectly to any wet-sump LS engine and take the stock oil filter.
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B & M – B & M Transpak For 82-93 Th700R4 Transmission, 70235 (Part No.70235)

B & M Transpak For 82-93 Th700R4 Transmission, 70235

from

$212.99
The B&M Transpak is the next step up from the B&M Shift Improver kit. It has all the features in the Shift Improver kit, plus it provides additional driver manual control (GM TH-400, 350, Ford C-6 and Chrysler Torqueflite only). B&M Transpak kit for 1982-1993 GM TH700R4/4L60 automatic transmissions. Most stock automatic transmissions won’t downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you’re in. With the Transpak, you can downshift at any speed, and you can hold the transmission in first gear to any speed that you want! This is an asset when you’ve got a modified engine, and you want additional RPMs, or you’re towing a trailer or driving heavy loads downhill. Stage 1. Heavy Duty is for street rods, normal passenger vehicles or other heavy duty use. Firmer shift feel but not harsh. Improves transmission performance and life dramatically without loss of comfort and offers normal automatic operation when in Drive. Stage 2 is for Hi-Performance street use. Essentially the same as Heavy Duty mode except shifts are much quicker. Retains full automatic features and standard shift points with selector in Drive. Note: Not for GM 4L60E electronic transmissions.
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Energy Suspension – Energy Suspension Motor and Transmission Mount, 3.1126R (Part No.3.1126R)

Energy Suspension Motor and Transmission Mount, 3.1126R

from

$180.99
Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.
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B & M – B & M Transpak For 65-87 Th400 Transmission, 20228 (Part No.20228)

B & M Transpak For 65-87 Th400 Transmission, 20228

from

$172.99
The B&M Transpak is the next step up from the B&M Shift Improver kit. It has all the features in the Shift Improver kit, plus it provides additional driver manual control (GM TH-400, 350, Ford C-6 and Chrysler Torqueflite only). B&M Transpak kit for 1965-1987 GM TH400/375 automatic transmissions. Most stock automatic transmissions won’t downshift into low gear above 15 mph, and automatically upshift at a predetermined speed no matter what gear you’re in. With the Transpak, you can downshift at any speed, and you can hold the transmission in first gear to any speed that you want! This is an asset when you’ve got a modified engine, and you want additional RPMs, or you’re towing a trailer or driving heavy loads downhill. Stage 1. Heavy Duty is for street rods, normal passenger vehicles or other heavy duty use. Firmer shift feel but not harsh. Improves transmission performance and life dramatically without loss of comfort and offers normal automatic operation when in Drive. Stage 2 is for Hi-Performance street use. Essentially the same as Heavy Duty mode except shifts are much quicker. Retains full automatic features and standard shift points with selector in Drive.
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Energy Suspension – Energy Suspension Motor and Transmission Mount, 3.1128R (Part No.3.1128R)

Energy Suspension Motor and Transmission Mount, 3.1128R

from

$143.99
Energy Suspension continues to be the World leader in performance polyurethane suspension technology. Dedication to manufacturing and developing superior products has established Energy Suspension as the most asked-for name in performance polyurethane components today. The complex and diverse nature of Energy’s proprietary Hyper-Flex material requires constant attention to developing the optimum polyurethane formulas. This devotion has produced the quality components that our customers continue to demand. Providing problem-solving solutions with applications for the most popular vehicles, paired with our Limited warranty and superb customer support, Energy Suspension is your first quality choice in performance polyurethane suspension components.
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B & M – B & M Chrome Deep Th 400 Transmission Pan, 20289 (Part No.20289)

B & M Chrome Deep Th 400 Transmission Pan, 20289

from

$138.99
Our Hi-Tek deep transmission pans are constructed from heavy gauge stamped steel and are designed and formed with rows of strengthening ribs adding structural rigidity. The pans are then finished off with high quality chrome plating for durable good looks. The deep pan design increases fluid capacity by 2-quarts over the stock O.E. pan, resulting in better heat dissipation, which helps lower temperatures prolonging the life of your transmission, trans fluid and corresponding components. Other features for this popular pan include a pan gasket, filter extension and drain port with magnetic drain plug for clean and easy servicing. Includes detailed instructions with all necessary hardware for an easy at home installation. Note: Does not fit Jeep CJ7 transmission.
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Compare Deals on GMC Performance Transmissions

Shop GMC Performance Transmissions today. Advance Auto Parts carries top rated Performance Transmissions brands for your GMC. Search through our selection of popular aftermarket or OEM parts, we are confident you can find the Performance Transmissions deal that will fit your vehicle hassle-free.

Compare before you buy, we offer customer reviews and star ratings on all of our GMC Performance Transmissions. Once you have reviewed your options and selected the deal that fits your budget, all that is left for you to decide is how to have your new GMC parts delivered. You can either have the Performance Transmissions shipped directly to you or you can pick them up at your local Advance Auto Parts store.

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