GMC C25 Performance Transmissions

Your One-Stop Shop For Trusted GMC C25 Performance Transmissions

If you’re in search of GMC C25 Performance Transmissions aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 5 Performance Transmissions from top brands with prices ranging from $38.99 to $89.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Transmissions for your GMC C25. Of the 2 OEM and aftermarket parts brands we carry, some of the most popular are Energy Suspension and B & M.

And don’t forget to read customer reviews across all Performance Transmissions categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Transmissions have to cost top dollar, and we prove it. Browse our top GMC C25 Performance Transmissions below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential GMC C25 Performance Transmissions

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

Transmission Mount

from

$89.99
A true performance application component for cars, trucks, hot rods, 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.

Product Features:
  • Unique Safety Interlock Design
  • Impervious to Vehicle Oils and Chemicals
  • Strong Enough Too Handle High Performance
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Energy Suspension – Transmission Mount (Part No.3.1132R)

Transmission Mount

from

$89.99
A true performance application component for cars, trucks, hot rods, 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.

Product Features:
  • Unique Safety Interlock Design
  • Impervious to Vehicle Oils and Chemicals
  • Strong Enough Too Handle High Performance
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Energy Suspension – Motor Mount (Part No.3.1116G)

Motor Mount

from

$38.99
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.

Product Features:
  • Gains Both Performance and Longevity
  • Will Handle Any and All Torque
  • Out Lasts Rubber
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Energy Suspension – Transmission Mount (Part No.3.1108G)

Transmission Mount

from

$41.99
A true performance application component for cars, trucks, hot rods, 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.

Product Features:
  • Unique Safety Interlock Design
  • Impervious to Vehicle Oils and Chemicals
  • Strong Enough Too Handle High Performance
See More

B & M – Shift Improver Kit For 68-81 TH-350 Transmission (Part No.30262)

Shift Improver Kit For 68-81 TH-350 Transmission

from

$59.99
HEAVY DUTY-Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. STREET/STRIP-Positive shifts for high performance street use or for competitive events. Hardest, quickest possible shift.

Product Features:
  • Provides Crisp Shifts
  • On Any Stock Automatic Transmission
  • Eliminates Soft/Sluggish Shift
  • Eliminates Shift Overlap
  • Eliminate Clutch and Band Wear
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Performance Transmissions Brands You Can Trust For Your GMC C25

2 trusted brands of Performance Transmissions line our shelves, ready to help keep your GMC C25 running smooth. Below are some of the most popular brands and their top Performance Transmissions offerings:

Popular Energy Suspension Performance Transmissions

Energy Suspension products for the GMC C25 span several categories. Some of the highest-rated Energy Suspension Performance Transmissions that will fit your GMC C25 are:
Motor Mount
from $38.99
(1)
Motor Mount
Performance Engine and Transmission Mounts
Transmission Mount
from $41.99
(17)
Transmission Mount
Performance Engine and Transmission Mounts

Most Purchased GMC C25 Performance Transmissions from Energy Suspension

When you buy the most frequently purchased Energy Suspension brand Performance Transmissions, you can be confident it will be the right part for your GMC C25. Here are the Energy Suspension Performance Transmissions Advanced Auto customers buy the most:
Transmission Mount
from $41.99
(17)
Transmission Mount
Performance Engine and Transmission Mounts
Motor Mount
from $38.99
(1)
Motor Mount
Performance Engine and Transmission Mounts
Shift Improver Kit For 68-81 TH-350 Transmission
from $59.99
This product is not rated
Shift Improver Kit For 68-81 TH-350 Transmission
Performance Transmission Shift Kits

FAQs for GMC C25 Performance Transmissions

What are the most purchased Performance Transmissions for the GMC C25?

Out of 5 Performance Transmissions for the GMC C25, the most popular in our inventory are:
Shift Improver Kit For 68-81 TH-350 Transmission
from $59.99
This product is not rated
Shift Improver Kit For 68-81 TH-350 Transmission
Performance Transmission Shift Kits
Transmission Mount
from $89.99
This product is not rated
Transmission Mount
Performance Engine and Transmission Mounts
Transmission Mount
from $89.99
This product is not rated
Transmission Mount
Performance Engine and Transmission Mounts