Mercury Grand Marquis Transmission Shift Kits

Your Mercury Grand Marquis will be happy to know that the search for the right Transmission Shift Kits you’ve been looking for is over! Advance Auto Parts has 7 different Transmission Shift Kits for your vehicle, ready for shipping or in-store pick up. The best part is, our Mercury Grand Marquis Transmission Shift Kits start from as little as $72.99.

When it comes to your Mercury Grand Marquis, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Transmission Shift Kits brands so you can shop with complete confidence. Some of our top Transmission Shift Kits brands are ATP and B & M. We’re sure you will get the right product to keep that Grand Marquis running for a long time.

We even have reviews of our OEM and aftermarket Transmission Shift Kits products to help you buy with confidence. Hear from other customers via the 27 reviews on parts for your Mercury Grand Marquis.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Transmission Shift Kits for your Grand Marquis, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 8 Mercury Transmission Shift Kits

B & M – Transmission Shift Kit (Part No.40227)

Transmission Shift Kit

from

$181.99
Transpak – Ford, Lincoln, Mercury – 1980 to 1992 AOD (excludes 1992 and later with electronic shift). Recalibrate your automatic transmission for optimum performance. Select the mode that best suits your application. Improves transmission life. Transmission removal not required. The next step up from the Shift Improver Kit is the Transpak. 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). 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 – 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. Normal automatic operation when in Drive. Stage 2 Hi-Performance Street – For full performance street use. Essentially the same as Heavy Duty mode except shift is much quicker. Retain full automatic features and standard shift points with selector in Drive.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
  • Downshift At Any Speed
  • Great For Trailer Towing
  • For Heavy Loads Driving Downhill
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ATP – AT SHIFT KIT (Part No.LK-4)

AT SHIFT KIT

from

$175.99
AT SHIFT KIT

ATP – AT SHIFT KIT (Part No.LK-1)

AT SHIFT KIT

from

$102.99
AT SHIFT KIT

ATP – AT SHIFT KIT (Part No.FK-6)

AT SHIFT KIT

from

$72.99
AT SHIFT KIT

B & M – Shift Improver Kit (Part No.40264)

Shift Improver Kit

from

$175.99
Shift Improver Kit – 1992 to 1995 Ford, Lincoln, Mercury AODE/4R70W Application: 1992 to 1995 Ford, Lincoln, Mercury AODE/4R70W Recalibrate your automatic transmission for optimum performance and extended life! Provides crisp shifts on any stock automatic transmissions. Elimination of soft sluggish shifts, shift overlap, and excess wear on clutches and bands due to slippage. Improves transmission life. Transmission removal not required. The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are a few dollars and some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Just ask the thousands of satisfied customers that have installed one in their transmissions! Stage 1 – Heavy Duty Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles. Stage 2 – Street/Strip Provides very positive shifts for high performance street use or for competitive events. This model is for the enthusiast who wants the 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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B & M – Transpak, 67-91 C6 Transmission (Part No.40228)

Transpak, 67-91 C6 Transmission

from

$152.99
Use the B&M Transpak to recalibrate your automatic transmission for optimum performance. With the Transpak you will be able to downshift into low at any speed, and keep it in low to any speed that you want.

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
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B & M – Transpak (Part No.50229)

Transpak

from

$128.99
Transpak – 1970 to 1982 Ford, Lincoln, Mercury C4 Recalibrate your automatic transmission for optimum performance Select the mode that best suits your application Improves transmission life Transmission removal not required APPLICATION: 1970 to 1982 Ford,

Product Features:
  • Recalibrate Auto. Transmission
  • Optimum Performance
  • Select Your App. Mode
  • Improves Transmission Life
  • Trans. Removal Not Required
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B & M – Shift Improver Kit (Part No.50260)

Shift Improver Kit

from

$72.99
Shift Improver Kit – 1967 to 1969 Ford, Lincoln, Mercury C4 Application: 1967 to 1969 Ford, Lincoln, Mercury C4 Recalibrate your automatic transmission for optimum performance and extended life! Select the mode that best suits your application Provides crisp shifts on any stock automatic transmission Eliminates shift overlap and excess wear on clutches and bands due to slippage The B&M Shift Improver Kit the easiest way to get the stout performance you’ve always wanted out of your automatic transmission – and you get two modes of performance to select from: Heavy Duty, or Street/Strip. It’s our least expensive and simplest to install kit. All you need are some hand tools! In the space of an afternoon, you can turn your transmission into a B&M-tuned unit! Ask the thousands of satisfied customers that have installed one in their transmissions! STAGE 1. HEAVY DUTY Firm positive shifts without loss of driver comfort for improved performance in all street vehicles. Recommended for regular passenger vehicles. STAGE 2. STREET/STRIP Provides positive shifts for high performance street use or for competitive events. This level is for the enthusiast who wants the 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
  • Improves Transmission Life
  • Transmission Removal Not Required
See More

FAQs for Mercury Grand Marquis Transmission Shift Kits

What are the most popular Transmission Shift Kits for the Mercury Grand Marquis?

With 2 brands you can trust, our most popular Transmission Shift Kits for the Mercury Grand Marquis are:
AT SHIFT KIT
from $175.99
This product is not rated
AT SHIFT KIT
Transmission Shift Kits
AT SHIFT KIT
from $102.99
This product is not rated
AT SHIFT KIT
Transmission Shift Kits
AT SHIFT KIT
from $72.99
This product is not rated
AT SHIFT KIT
Transmission Shift Kits