1968 Pontiac Firebird Performance Transmissions

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Keep Your 1968 Pontiac Firebird in Top Shape with Quality Performance Transmissions

Whether you’re repairing or upgrading your Performance Transmission, using high-quality parts is key to keeping your 1968 Pontiac Firebird looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Performance Transmission Shift Kits, Performance Transmission Pan, and Performance Engine and Transmission Mounts. 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.

Competitive Prices and Extensive Inventory

The average price for a 1968 Pontiac Firebird Performance Transmission at Advance Auto Parts is around $244.05, with a range that starts at $46.49 and goes up to $455.99. With 8 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Energy Suspension Transmission Mount, 3.1108R, Lakewood Trans Mount: Urethane-Chevy, 24350, and B & M Transpak For 65-87 Th400 Transmission, 20228 start at just $46.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Performance Transmission, don’t forget to check out other key components like Performance Air Filters and Performance Fuel Systems. At Advance Auto Parts, we’re here to help you keep your 1968 Pontiac Firebird in peak condition, inside and out.

Essential 1968 Pontiac Firebird 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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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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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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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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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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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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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 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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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 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.
See More

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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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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Energy Suspension – Energy Suspension Transmission Mount, 3.1132G (Part No.3.1132G)

Energy Suspension Transmission Mount, 3.1132G

from

$105.99
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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Energy Suspension – Energy Suspension Motor Mount, 3.1127G (Part No.3.1127G)

Energy Suspension Motor Mount, 3.1127G

from

$47.49
A true performance application component for cars, trucks, hot rods and racing and 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 fluid oils, coolants and road contaminants.
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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, 3.1145R (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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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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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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Most Popular Performance Transmission Shift Kit for 1968 Pontiac Firebirds

Enhance your 1968 Pontiac Firebird with this popular Performance Transmission Shift Kit we have in stock, for $172.99.

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.
See More

Best-Selling 1968 Pontiac Firebird Performance Transmission Pan

Upgrade your Firebird with one of our 5 best-selling Performance Transmission Pan.

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.
See More

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.
See More

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.
See More

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.
See More

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.
See More

Top-Quality Performance Engine and Transmission Mounts for 1968 Pontiac Firebirds

Choose a high-quality OEM or aftermarket Performance Engine and Transmission Mount for Pontiac Firebirds and enjoy top-notch performance from $46.49.

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.
See More

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.
See More

FAQs for 1968 Pontiac Firebird Performance Transmissions

What are the best-selling Performance Transmissions for 1968 Pontiac Firebirds?

Out of 8 Performance Transmissions that fit 1968 Pontiac Firebirds, the following parts are the top sellers:

What’s the price range for 1968 Pontiac Firebird Performance Transmissions?

The prices of Performance Transmissions for the 1968 Pontiac Firebird range from $46.49 up to $455.99 for the most premium parts.

What is the average price of a Performance Transmission for a 1968 Pontiac Firebird?

The average price for Performance Transmissions for the 1968 Pontiac Firebird is $244.05. Keep in mind the variety of part types within our Performance Transmission category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Performance Transmissions for other Pontiac Firebird model years?

Yes, we carry Performance Transmissions for 34 model years of Pontiac Firebirds between 1967 and 2002. The following model years are the most popular for Performance Transmission purchases: 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, and 1994.

What are the cheapest Performance Transmissions for my 1968 Pontiac Firebird?

The cheapest 1968 Pontiac Firebird Performance Transmissions we carry are:

Does Advance Auto Parts sell Performance Transmissions for any other 1968 Pontiac models?

What types of Performance Transmissions do you sell for my 1968 Pontiac Firebird?

As of 8/2/26, these are some of the most in-demand types of Performance Transmissions for a 1968 Pontiac Firebird:

Can I get help with 1968 Pontiac Firebird Performance Transmission orders?

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

What is your return policy for Pontiac Firebird Performance Transmissions?

Advance Auto Parts keeps returns simple. For new Pontiac Firebird Performance Transmissions and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.