2.75 in (Upgraded High Performance Core)

Wizard Cooling - 1965 Oldsmobile Cutlass /442 Aluminum Radiator (17.5" Core, LS Motor) With Brushless Fans - 25180-212LSBLAC

LS Swap,17.5" Core w/ Factory AC,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s), AC Condenser

(0) Reviews: Write first review

Description: LS Swap,17.5" Core w/ Factory AC,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s), AC Condenser

Item #: 1-25180-212LSBLAC

Condition: New

Price: $2,099.00

Wizard Cooling - 1965 Oldsmobile Cutlass/442 (w/ Factory AC) Aluminum Radiator - 25200-200

S/B, B/B,17.5" Core w/ Factory AC,Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core w/ Factory AC,Manual Transmission, 2.75” Core,

Item #: 1-25200-200

Condition: New

Price: $649.00

Wizard Cooling - 1965 Oldsmobile Cutlass/442 (w/ Factory AC) Aluminum Radiator - 25200-210

S/B, B/B,17.5" Core w/ Factory AC,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core w/ Factory AC,Automatic Transmission, 2.75” Core,

Item #: 1-25200-210

Condition: New

Price: $699.00

Wizard Cooling - 1966 Aston Martin DB6 - 70501-200

Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: , Manual Transmission, 2.75” Core,

Item #: 1-70501-200

Condition: New

Price: $749.00

Wizard Cooling - 1966 Ford Thunderbird Aluminum Radiator - 1651-200

22" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core,

Item #: 1-1651-200

Condition: New

Price: $649.00

Wizard Cooling - 1966 Ford Thunderbird Aluminum Radiator - 1651-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core,

Item #: 1-1651-210

Condition: New

Price: $699.00

Wizard Cooling - 1966 International Harvester 1500A Pick Up Aluminum Radiator - 141-200

Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: , Manual Transmission, 2.75” Core,

Item #: 1-141-200

Condition: New

Price: $759.00

Wizard Cooling - 1966 International Harvester 1500A Pick Up Aluminum Radiator - 141-210

Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: , Automatic Transmission, 2.75” Core,

Item #: 1-141-210

Condition: New

Price: $789.00

Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator - 27300-200

w/ Factory Air,Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,w/ Factory Air,Manual Transmission, 2.75” Core,

Item #: 1-27300-200

Condition: New

Price: $649.00

Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator - 27300-210

w/ Factory Air,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,w/ Factory Air,Automatic Transmission, 2.75” Core,

Item #: 1-27300-210

Condition: New

Price: $699.00

Wizard Cooling Inc - Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator w/ BRUSHLESS FANS & Shroud - 27300-202BL

Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator w/ BRUSHLESS FANS & Shroud - 27300-202BL

w/ Factory Air,Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,w/ Factory Air,Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-27300-202BL

Condition: New

Price: $1,749.00

Wizard Cooling Inc - Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator w/ BRUSHLESS FANS & Shroud - 27300-212BL

Wizard Cooling - 1966-1967 Chevrolet Bel Air/ Impala (17.5" Core, w/ Factory Air) Aluminum Radiator w/ BRUSHLESS FANS & Shroud - 27300-212BL

w/ Factory Air,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,w/ Factory Air,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-27300-212BL

Condition: New

Price: $1,799.00

Wizard Cooling - 1966-1967 Pontiac GTO/ Lemans/ Tempest (15.5" Core, Driver Side Radiator Cap) - 27310-200

S/B, B/B,15.5" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,15.5" Core, Manual Transmission, 2.75” Core,

Item #: 1-27310-200

Condition: New

Price: $649.00

Wizard Cooling - 1966-1967 Pontiac GTO/ Lemans/ Tempest (15.5" Core, Driver Side Radiator Cap) - 27310-210

S/B, B/B,15.5" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,15.5" Core,Automatic Transmission, 2.75” Core,

Item #: 1-27310-210

Condition: New

Price: $699.00

Wizard Cooling - 1966-1967 PONTIAC GTO/Lemans/ Tempest. (17.5" Core) - 27290-200

S/B, B/B,17.5" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core, Manual Transmission, 2.75” Core,

Item #: 1-27290-200

Condition: New

Price: $649.00

Wizard Cooling - 1966-1967 PONTIAC GTO/Lemans/ Tempest. (17.5" Core) - 27290-210

S/B, B/B,17.5" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core,Automatic Transmission, 2.75” Core,

Item #: 1-27290-210

Condition: New

Price: $699.00

Wizard Cooling - 1966-1967 PONTIAC GTO/Lemans/ Tempest (17.5" Core) - 27290-202BL

S/B, B/B,17.5" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-27290-202BL

Condition: New

Price: $1,799.00

Wizard Cooling - 1966-1967 PONTIAC GTO/Lemans/ Tempest (17.5" Core) - 27290-212BL

S/B, B/B,17.5" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: S/B, B/B,17.5" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-27290-212BL

Condition: New

Price: $1,849.00

Wizard Cooling - 1966-1968 Chevrolet Corvette B/B Aluminum Radiator - 615-200

B/B, Manual Transmission, 2.75” Core,

(0) Reviews: Write first review

Description: B/B, Manual Transmission, 2.75” Core,

Item #: 1-615-200

Condition: New

Price: $699.00

Wizard Cooling - 1966-1968 Chevrolet Corvette B/B Aluminum Radiator - 615-210

B/B, Automatic Transmission, 2.75” Core,

(0) Reviews: Write first review

Description: B/B, Automatic Transmission, 2.75” Core,

Item #: 1-615-210

Condition: New

Price: $749.00

Wizard Cooling - 1966-1968 Chevrolet Corvette B/B Aluminum Radiator With Single Brushless Fan Shroud - 615-208BL

B/B, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

(0) Reviews: Write first review

Description: B/B, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-615-208BL

Condition: New

Price: $1,349.00

Wizard Cooling - 1966-1968 Chevrolet Corvette B/B Aluminum Radiator With Single Brushless Fan Shroud - 615-218BL

B/B, Automatic Transmission, 2.25” Core, Shroud & Brushless Fan(s),

(0) Reviews: Write first review

Description: B/B, Automatic Transmission, 2.25” Core, Shroud & Brushless Fan(s),

Item #: 1-615-218BL

Condition: New

Price: $1,399.00

Wizard Cooling - 1966-1969 22" Core (V8) Mopar Applications Aluminum Radiator & Brushless Fan - 1650-208BL

22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1650-208BL

Condition: New

Price: $1,349.00

Wizard Cooling - 1966-1969 22" Core (V8) Mopar Applications Aluminum Radiator & Brushless Fan - 1650-218BL

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1650-218BL

Condition: New

Price: $1,399.00

Wizard Cooling - 1966-1969 22" Core (V8) Mopar Applications Aluminum Radiator & QUAD Fan Package - 1650-209LP

22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1650-209LP

Condition: New

Price: $1,249.00

Wizard Cooling - 1966-1969 22" Core (V8) Mopar Applications Aluminum Radiator & QUAD Fan Package - 1650-219LP

22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1650-219LP

Condition: New

Price: $1,299.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-208HP

22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-208HP

Condition: New

Price: $964.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-208LP

22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-208LP

Condition: New

Price: $854.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-208MD

22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-208MD

Condition: New

Price: $929.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-209LP

22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1636-209LP

Condition: New

Price: $1,074.00

No Image Available

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-218HP

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-218HP

Condition: New

Price: $994.00

No Image Available

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-218LP

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-218LP

Condition: New

Price: $884.00

No Image Available

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-218MD

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1636-218MD

Condition: New

Price: $959.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1636-219LP

22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1636-219LP

Condition: New

Price: $1,114.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1637-204LP

22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1637-204LP

Condition: New

Price: $1,199.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brush Fans) - 1637-214LP

22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1637-214LP

Condition: New

Price: $1,249.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brushless fan) - 1636-208BL

22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1636-208BL

Condition: New

Price: $1,299.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator (w/ Brushless fan) - 1636-218BL

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1636-218BL

Condition: New

Price: $1,349.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator - 1635-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core,

Item #: 1-1635-210

Condition: New

Price: $749.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator - 1636-200

22" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core,

Item #: 1-1636-200

Condition: New

Price: $649.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator - 1636-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core,

Item #: 1-1636-210

Condition: New

Price: $699.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator - 1637-200

22" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core,

Item #: 1-1637-200

Condition: New

Price: $649.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator - 1637-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core,

Item #: 1-1637-210

Condition: New

Price: $699.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brush Fan(s) - 1635-204LP

22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1635-204LP

Condition: New

Price: $1,249.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brush Fan(s) - 1635-209LP

22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1635-209LP

Condition: New

Price: $1,249.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brush Fan(s) - 1635-214LP

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1635-214LP

Condition: New

Price: $1,299.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brush Fan(s) - 1635-219LP

22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Bracket mounted Brush fan(s),

Item #: 1-1635-219LP

Condition: New

Price: $1,299.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brushless Fan - 1635-208BL

22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1635-208BL

Condition: New

Price: $1,349.00

Wizard Cooling - 1966-1969 22" Core Mopar Aluminum Radiator w/ Brushless Fan - 1635-218BL

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1635-218BL

Condition: New

Price: $1,399.00

Wizard Cooling - 1966-1969 22" Core, V8 Mopar Applications Aluminum Radiator - 1648-200

22" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core,

Item #: 1-1648-200

Condition: New

Price: $699.00

Wizard Cooling - 1966-1969 22" Core, V8 Mopar Applications Aluminum Radiator - 1648-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core,

Item #: 1-1648-210

Condition: New

Price: $649.00

Wizard Cooling - 1966-1969 22" Mopar Applications Aluminum Radiator - 1628-200

22" Core, Manual Transmission, 2.75” Core

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core,

Item #: 1-1628-200

Condition: New

Price: $699.00

Wizard Cooling - 1966-1969 22" Mopar Applications Aluminum Radiator - 1628-210

22" Core,Automatic Transmission, 2.75” Core

(0) Reviews: Write first review

Description: 22" Core, Automatic Transmission, 2.75” Core,

Item #: 1-1628-210

Condition: New

Price: $749.00

Wizard Cooling - 1966-1969 22" Mopar Applications Aluminum Radiator w/ BRUSHLESS FAN PACKAGES - 1628-208BL

22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core, Manual Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1628-208BL

Condition: New

Price: $1,349.00

Wizard Cooling - 1966-1969 22" Mopar Applications Aluminum Radiator w/ BRUSHLESS FAN PACKAGES - 1628-218BL

22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s)

(0) Reviews: Write first review

Description: ,22" Core,Automatic Transmission, 2.75” Core, Shroud & Brushless Fan(s),

Item #: 1-1628-218BL

Condition: New

Price: $1,399.00

Wizard Cooling - 1966-1969 26" (B/B) Mopar Applications Aluminum Radiator (MECHANICAL FAN SHROUD) - 1640-205

B/B, 26” Core, Manual Transmission, 2.75” Core, OEM Style Shroud,

(0) Reviews: Write first review

Description: B/B, 26” Core, Manual Transmission, 2.75” Core, OEM Style Shroud,

Item #: 1-1640-205

Condition: New

Price: $949.00

Wizard Cooling - 1966-1969 26" (B/B) Mopar Applications Aluminum Radiator (MECHANICAL FAN SHROUD) - 1640-215

B/B, 26” Core,Automatic Transmission, 2.75” Core, OEM Style Shroud,

(0) Reviews: Write first review

Description: B/B, 26” Core,Automatic Transmission, 2.75” Core, OEM Style Shroud,

Item #: 1-1640-215

Condition: New

Price: $999.00

Wizard Cooling - 1966-1969 26" (B/B) Mopar Applications Aluminum Radiator (W/ Brush Fans) - 1640-202HP

B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

(0) Reviews: Write first review

Description: B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1640-202HP

Condition: New

Price: $1,249.00

Wizard Cooling - 1966-1969 26" (B/B) Mopar Applications Aluminum Radiator (W/ Brush Fans) - 1640-202HPX

B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s), Tank(s)

(0) Reviews: Write first review

Description: B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s), Tank(s)

Item #: 1-1640-202HPX

Condition: New

Price: $1,399.00

Wizard Cooling - 1966-1969 26" (B/B) Mopar Applications Aluminum Radiator (W/ Brush Fans) - 1640-202LP

B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

(0) Reviews: Write first review

Description: B/B, 26” Core, Manual Transmission, 2.75” Core, Shroud & Brush fan(s),

Item #: 1-1640-202LP

Condition: New

Price: $1,149.00

Wizard Cooling » 2.75 in (Upgraded High Performance Core)

Products for:

View Universal items for: 2.75 in (Upgraded High Performance Core)

Browse Products

View Universal items for: 2.75 in (Upgraded High Performance Core)