1981 Buick Regal Auto Trans Vacuum Modulator
Browse our online catalogue to find original replacement Auto Trans Vacuum Modulators specifically designed to fit a 1981 Buick Regal.




1981 Buick Regal Auto Trans Vacuum Modulator
$70.56
In Stock
Condition: New
Ships: Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$70.56
In Stock
Condition: New
Ships: Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350; Transmission Speeds: 3;
Transmission Code: THM350; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$70.56
In Stock
Condition: New
Ships: Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Pick-Up: Ready in 1 Hour Thursday Feb. 12th
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350C; Transmission Speeds: 3;
Transmission Code: THM350C; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$69.32
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$69.32
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350; Transmission Speeds: 3;
Transmission Code: THM350; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$69.32
Limited Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350C; Transmission Speeds: 3;
Transmission Code: THM350C; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/o Stripe
w/o Stripe





1981 Buick Regal Auto Trans Vacuum Modulator
$101.66
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe





1981 Buick Regal Auto Trans Vacuum Modulator
$101.66
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350; Transmission Speeds: 3;
Transmission Code: THM350; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe





1981 Buick Regal Auto Trans Vacuum Modulator
$101.66
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350C; Transmission Speeds: 3;
Transmission Code: THM350C; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM250C/M31;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM250C/M31;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350C;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350C;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM250C/M31; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM250C/M31; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM350; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM350; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$57.72
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM350C; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM350C; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$73.25
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM250C/M31; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM250C/M31; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$73.25
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$73.25
Out of Stock
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350C; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350C; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM250C/M31;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM250C/M31;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350C;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: A; Transmission Code: THM350C;
Vehicle Fitment Notes:
w/ Canada Emissions
w/ Canada Emissions




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM250C/M31; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM250C/M31; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM350; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM350; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$58.68
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.4L 267ci V8; Transmission Code: THM350C; Transmission Speeds: 3;
Engine Base: 4.4L 267ci V8; Transmission Code: THM350C; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$67.79
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM250C/M31; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM250C/M31; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$67.79
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$67.79
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350C; Transmission Speeds: 3;
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4); Engine VIN: 3; Transmission Code: THM350C; Transmission Speeds: 3;




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Transmission Code: THM250C/M31; Transmission Speeds: 3;
Vehicle Fitment Notes:
with gray stripe
with gray stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350; Transmission Speeds: 3;
Transmission Code: THM350; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350; Transmission Speeds: 3;
Transmission Code: THM350; Transmission Speeds: 3;
Vehicle Fitment Notes:
with gray stripe
with gray stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350C; Transmission Speeds: 3;
Transmission Code: THM350C; Transmission Speeds: 3;
Vehicle Fitment Notes:
w/ Gray Stripe
w/ Gray Stripe




1981 Buick Regal Auto Trans Vacuum Modulator
$94.09
Call For Availability
Condition: New
Required Per Vehicle: 1
Fits: 1981 Buick Regal
Equipped With:
Transmission Code: THM350C; Transmission Speeds: 3;
Transmission Code: THM350C; Transmission Speeds: 3;
Vehicle Fitment Notes:
with gray stripe
with gray stripe

1981 Buick Regal Auto Trans Vacuum Modulator
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Engine Base: 3.8L 3800cc 231ci V6 (3.80x3.40; 96.5x86.4);
Vehicle Fitment Notes:
No color code Auto Trans Vacuum Modulator Use until inventory is depleted
No color code Auto Trans Vacuum Modulator Use until inventory is depleted

1981 Buick Regal Auto Trans Vacuum Modulator
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 4.3L 265ci V8 (3.75x3.00; 95.3x76.1);
Engine Base: 4.3L 265ci V8 (3.75x3.00; 95.3x76.1);
Vehicle Fitment Notes:
No color code Auto Trans Vacuum Modulator Use until inventory is depleted
No color code Auto Trans Vacuum Modulator Use until inventory is depleted

1981 Buick Regal Auto Trans Vacuum Modulator
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1981 Buick Regal
Equipped With:
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Engine Base: 5.7L 350ci V8 (4.00x3.48; 101.6x88.5);
Vehicle Fitment Notes:
No color code Auto Trans Vacuum Modulator Use until inventory is depleted
No color code Auto Trans Vacuum Modulator Use until inventory is depleted