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1966 Buick Special Parts
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FLOWMASTER
American Thunder Header-Back Exhaust System 1964-1967 GM A-Body V8
Part Number: 389-817412
$94995
Ships on Nov 02, 2026Free shipping
Lowest price guarantee
FLOWMASTER
American Thunder Header-Back Exhaust System 1964-1967 GM A-Body V8
Part Number: 389-817412
Ships on Nov 02, 2026Free shippingLowest Price Guarantee$94995
QA1
52858 Sway Bar Kit, Front and Rear Sway Bar Kit, 64-67 GM A Body, Big Wheel
Part Number: 122-52858
$70996
Ships on 11/09/2026Free shippingLowest price guarantee
QA1
52858 Sway Bar Kit, Front and Rear Sway Bar Kit, 64-67 GM A Body, Big Wheel
Part Number: 122-52858
Ships on 11/09/2026Free shippingLowest Price Guarantee$70996
QA1
BW03-GMA1 Suspension Kit, Level 3 Big Wheel Suspension Kit, 64-67 GM A Body
Part Number: 122-BW03-GMA1
$8,05195
Ships on 11/09/2026Free shippingLowest price guarantee
QA1
BW03-GMA1 Suspension Kit, Level 3 Big Wheel Suspension Kit, 64-67 GM A Body
Part Number: 122-BW03-GMA1
Ships on 11/09/2026Free shippingLowest Price Guarantee$8,05195
SPEEDTECH PERFORMANCE
Pro Touring Front Suspension Package 1964-67 Chevelle with Big Block Engine
Part Number: 967-30101
$2,47182
Ships on 12/11/2026Free shippingLowest price guarantee
SPEEDTECH PERFORMANCE
Pro Touring Front Suspension Package 1964-67 Chevelle with Big Block Engine
Part Number: 967-30101
Ships on 12/11/2026Free shippingLowest Price Guarantee$2,47182
QA1
BW02-GMA1 Suspension Kit, Level 2 Big Wheel Suspension Kit, 64-67 GM A Body
Part Number: 122-BW02-GMA1
$5,78095
Ships on 11/09/2026Free shippingLowest price guarantee
QA1
BW02-GMA1 Suspension Kit, Level 2 Big Wheel Suspension Kit, 64-67 GM A Body
Part Number: 122-BW02-GMA1
Ships on 11/09/2026Free shippingLowest Price Guarantee$5,78095
FLOWMASTER
17119 American Thunder Header-Back Exhaust System for 1964-1972 GM A-Body w/V8 Engine
Part Number: 389-17119
$84995
Ships on Nov 02, 2026Lowest price guarantee
FLOWMASTER
17119 American Thunder Header-Back Exhaust System for 1964-1972 GM A-Body w/V8 Engine
Part Number: 389-17119
Ships on Nov 02, 2026Lowest Price Guarantee$84995
G FORCE PERFORMANCE PRODUCTS
RCAE-GV TH350/TH400 Transmission Crossmember for 1964-1972 GM A-Body or 1968-1972 GM A-Body w/ Gear Vendors Overdrive Unit
Part Number: 472-RCAE-GV
$41000
Ships on Nov 02, 2026Lowest price guarantee
G FORCE PERFORMANCE PRODUCTS
RCAE-GV TH350/TH400 Transmission Crossmember for 1964-1972 GM A-Body or 1968-1972 GM A-Body w/ Gear Vendors Overdrive Unit
Part Number: 472-RCAE-GV
Ships on Nov 02, 2026Lowest Price Guarantee$41000
G FORCE PERFORMANCE PRODUCTS
RCAE-W TH350 Wide Frame Transmission Crossmember for 1964-1967 & 1968-1972 GM A-Body Hardtop
Part Number: 472-RCAE-W
$39400
Ships on Nov 02, 2026Lowest price guarantee
G FORCE PERFORMANCE PRODUCTS
RCAE-W TH350 Wide Frame Transmission Crossmember for 1964-1967 & 1968-1972 GM A-Body Hardtop
Part Number: 472-RCAE-W
Ships on Nov 02, 2026Lowest Price Guarantee$39400
HUGHES PERFORMANCE
Replacement Gasket Set for GM TH400 Transbrake Valve Body
Part Number: 512-HP2216
$1457$18.99
YOU SAVE
$4.42Ships on Nov 02, 2026Lowest price guarantee
HUGHES PERFORMANCE
Replacement Gasket Set for GM TH400 Transbrake Valve Body
Part Number: 512-HP2216
Ships on Nov 02, 2026Lowest Price Guarantee$1457 $18.99
YOU SAVE
$4.42
TIN MAN FABRICATION
100311 Transmission Tunnel Panel for 1964-1972 GM A-Body Cars
Part Number: 591-100311
$17495
Ships on Nov 02, 2026Lowest price guarantee
TIN MAN FABRICATION
100311 Transmission Tunnel Panel for 1964-1972 GM A-Body Cars
Part Number: 591-100311
Ships on Nov 02, 2026Lowest Price Guarantee$17495
JEGS
High-Flow 160 degree Thermostat for Pre-LT1 GM, Ford, AMC
Part Number: 555-53220
$999$10.99
YOU SAVE
$1.00Ships on Nov 02, 2026Lowest price guarantee
JEGS
High-Flow 160 degree Thermostat for Pre-LT1 GM, Ford, AMC
Part Number: 555-53220
Ships on Nov 02, 2026Lowest Price Guarantee$999 $10.99
YOU SAVE
$1.00
JEGS
High-Flow 160 degree Thermostat for 1978-Earlier Mopar, Chrysler, Dodge
Part Number: 555-53230
$859$9.99
YOU SAVE
$1.40Ships on Nov 02, 2026Lowest price guarantee
JEGS
High-Flow 160 degree Thermostat for 1978-Earlier Mopar, Chrysler, Dodge
Part Number: 555-53230
Ships on Nov 02, 2026Lowest Price Guarantee$859 $9.99
YOU SAVE
$1.40
![Front Premium Power Disc Brake Conversion Kit for Select 1964-1972 Buick, Chevy, Olds & Pontiac Models [2 in. Drop]](https://www.jegs.com/images/mini_100/500/555/555-630050.jpg)
JEGS
Front Premium Power Disc Brake Conversion Kit for Select 1964-1972 Buick, Chevy, Olds & Pontiac Models [2 in. Drop]
Part Number: 555-630050
$1,04697
Ships on Nov 02, 2026Lowest price guarantee![Front Premium Power Disc Brake Conversion Kit for Select 1964-1972 Buick, Chevy, Olds & Pontiac Models [2 in. Drop]](https://www.jegs.com/images/mini_200/500/555/555-630050.jpg)
JEGS
Front Premium Power Disc Brake Conversion Kit for Select 1964-1972 Buick, Chevy, Olds & Pontiac Models [2 in. Drop]
Part Number: 555-630050
Ships on Nov 02, 2026Lowest Price Guarantee$1,04697
![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Red Calipers]](https://www.jegs.com/images/mini_100/500/555/555-630110.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Red Calipers]
Part Number: 555-630110
$69699$785.99
YOU SAVE
$89.00Ships on Nov 02, 2026Lowest price guarantee![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Red Calipers]](https://www.jegs.com/images/mini_200/500/555/555-630110.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Red Calipers]
Part Number: 555-630110
Ships on Nov 02, 2026Lowest Price Guarantee$69699 $785.99
YOU SAVE
$89.00![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Black Calipers]](https://www.jegs.com/images/mini_100/500/555/555-630112.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Black Calipers]
Part Number: 555-630112
$69699$785.99
YOU SAVE
$89.00Ships on Nov 02, 2026Lowest price guarantee![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Black Calipers]](https://www.jegs.com/images/mini_200/500/555/555-630112.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body w/STD Shock [Premium Kit w/E-Brake, Black Calipers]
Part Number: 555-630112
Ships on Nov 02, 2026Lowest Price Guarantee$69699 $785.99
YOU SAVE
$89.00
JEGS
8.5mm Yellow Ultra Pow'r Wires Small & Big Block Chevy Over Valve Covers or Under Headers & AMC 290-401 V8 W/HEI
Part Number: 555-40205
$5614$58.99
YOU SAVE
$2.85Ships on Nov 02, 2026Lowest price guarantee
JEGS
8.5mm Yellow Ultra Pow'r Wires Small & Big Block Chevy Over Valve Covers or Under Headers & AMC 290-401 V8 W/HEI
Part Number: 555-40205
Ships on Nov 02, 2026Lowest Price Guarantee$5614 $58.99
YOU SAVE
$2.85![Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Disc]](https://www.jegs.com/images/mini_100/500/555/555-631025.jpg)
JEGS
Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Disc]
Part Number: 555-631025
$38999$428.99
YOU SAVE
$39.00Ships on Nov 02, 2026Lowest price guarantee![Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Disc]](https://www.jegs.com/images/mini_200/500/555/555-631025.jpg)
JEGS
Power Brake Booster Conversion Kit 1 1/8 in. Bore [Disc/Disc]
Part Number: 555-631025
Ships on Nov 02, 2026Lowest Price Guarantee$38999 $428.99
YOU SAVE
$39.00![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body [Standard Kit Non E-Brake & Raw Calipers]](https://www.jegs.com/images/mini_100/500/555/555-631027.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body [Standard Kit Non E-Brake & Raw Calipers]
Part Number: 555-631027
$39999$547.99
YOU SAVE
$148.00Ships on Nov 02, 2026Lowest price guarantee![GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body [Standard Kit Non E-Brake & Raw Calipers]](https://www.jegs.com/images/mini_200/500/555/555-631027.jpg)
JEGS
GM 10/12 Bolt Rear Disc Brake Conversion Kit for 1964-1972 GM A-Body [Standard Kit Non E-Brake & Raw Calipers]
Part Number: 555-631027
Ships on Nov 02, 2026Lowest Price Guarantee$39999 $547.99
YOU SAVE
$148.00![Power Brake Conversion Kit for 1964-1972 GM A/F/X Body [Disc/Drum]](https://www.jegs.com/images/mini_100/500/555/555-631033.jpg)
JEGS
Power Brake Conversion Kit for 1964-1972 GM A/F/X Body [Disc/Drum]
Part Number: 555-631033
$33999$373.99
YOU SAVE
$34.00Ships on Nov 02, 2026Lowest price guarantee![Power Brake Conversion Kit for 1964-1972 GM A/F/X Body [Disc/Drum]](https://www.jegs.com/images/mini_200/500/555/555-631033.jpg)
JEGS
Power Brake Conversion Kit for 1964-1972 GM A/F/X Body [Disc/Drum]
Part Number: 555-631033
Ships on Nov 02, 2026Lowest Price Guarantee$33999 $373.99
YOU SAVE
$34.00