2003 Cadillac CTS Engine Parts

2,599 products fit your

2003 Cadillac CTS

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2003 Cadillac CTS

Department

Street

Application

Modern Muscle

Products

Lucas Oil |

#484100181

Lucas Oil 10018 Hydraulic Oil Booster/Stop Leak, 1 Gallon

Sold in Quantity:

Each

Volume:

1 gallon

$33.99

/each

Magnuson Superchargers |

#79805009

Magnuson Superchargers 31-23-05-009-BL Air Inlet For LS W/ TVS265

$300.00

/set

Vintage Air |

#725151588

Vintage Air 151588 1988-95 GM 454 R4 to 7B10 Compressor Brackets

Material Type:

Steel

Hardware Included:

Yes

Finish:

Raw

$144.99

/kit

Blue Straight AN10 Flare Adapter to 3/8 Inch Aluminum Pipe Fitting

Speedway Motors |

#6177003

Blue Straight AN10 Flare Adapter to 3/8 Inch Aluminum Pipe Fitting

(3)

Fitting End A:

-10 AN Male

Fitting End B:

3/8" NPT Male

Angle:

Straight

$14.49

/each

Goodridge |

#61770251

Goodridge AN921-08DBLK High-Flow Port Adapter Fitting, -8AN, 90 Degree

Fitting End A:

-8 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

90 degree

$53.99

/each

Gen III/IV LS Engine ID Guide

Looking to swap the venerable LS engine into your hot rod, muscle car, or classic truck? Take a look at our detailed identification guide for Gen III/IV LS engines before you hit the salvage yard or swap meet!

Project Chevelle 383 Engine Tech Article

At long last, Project Chevelle gets a muscle car heart transplant in the form of a 383 from BluePrint Engines.

NASCAR Engines Through the Years

In honor of NASCAR's 75th anniversary, we're taking a look at a few remarkable engines that have powered our favorite racers to victory through the years.

Engine Cylinder Numbers

Ford 302 Crate Engine Tech Talk

Darrian recently purchased a 302 Ford BluePrint Crate Engine for his 1962 Comet. Learn more as he walks you through what is included in the kit, it's out-of-the-box assembly and the performance metrics of the engine.

Installing 3" Ram Horn Manifolds on a C/10

See how to install 3" Ram Horn exhaust manifolds on a C/10 with a 406 engine. Learn some tips on welding steel tubing to a cast iron manifold and how they are modified to fit the truck.

-5%

Dakota Digital |

#365PAC1300

Dakota Digital PAC-1300 Retained Accessory Power, Light Control

Sold in Quantity:

Each

GTIN Code:

670219100978

$247.00

/set

$260.00

Straight Aluminum Bulkhead Flare Fitting Kit, Black, -10 AN

Speedway Motors |

#9108577

Straight Aluminum Bulkhead Flare Fitting Kit, Black, -10 AN

(3)

AN Size:

-10 AN

Angle:

Straight

Fitting End A:

-10 AN Male

$21.99

/kit

Speedway Motors |

#91604048

LS Engine Swap Conversion Low Profile Oil Pan Kit, Chrome, 10 AN

Sump Style:

Wet Sump

Sump Location:

Rear

$526.99

/kit

FiTech |

#52135591

FiTech 35591 Go EFI 2 Barrel, 400HP W/ Force Fuel Mini, Gold

Injection Style:

Throttle Body

Injector Size:

62 lbs./hr.

Max Horsepower Rating:

400

$1,263.99

/kit

FiTech |

#52131005

FiTech 31005 Master Kit Easy Street EFI With In-Line Fuel Pump

Injection Style:

Throttle Body

Injector Size:

80 lbs./hr.

Max Horsepower Rating:

600

$1,161.99

/kit

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Anodized, -8 AN

Speedway Motors |

#62010101

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Anodized, -8 AN

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$23.99

/each

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

Speedway Motors |

#61760511

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

(1)

Fitting End A:

-12 AN Male

Fitting End B:

3/4" NPT Male

Angle:

Straight

$18.49

/each

King Racing KRP-2122 Ez View Timing Window W/Aluminum Plug

King Racing Products |

#940152122

King Racing KRP-2122 Ez View Timing Window W/Aluminum Plug

Sold in Quantity:

Each

$25.99

/each

Straight Socketless Push-On Hose End, Nickel, -8 AN

Speedway Motors |

#6201513

Straight Socketless Push-On Hose End, Nickel, -8 AN

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$14.99

/each

Anodized Aluminum -4 AN Flare Plug Fitting, Blue

Speedway Motors |

#6176018

Anodized Aluminum -4 AN Flare Plug Fitting, Blue

(1)

Fitting End A:

-4 AN

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$4.99

/each

Edelbrock |

#3251496

Edelbrock 1496 Performer Series Carburetor Idle Mixture Screws

Material Type:

Steel

Finish:

Gold Iridited

$18.95

/set

Vintage Air |

#72515155VCB

Vintage Air 15155-VCB Vortec Side-mount Bracket Comp Long Pump

Fits A/C Compressor Style:

Sanden SD

Water Pump Style:

Long

Mounting Side:

Passenger Side

$144.99

/each

-71%

Socketless Reusable Push-On Hose End for -8 AN Fitting, 45 Degree

Aeroquip |

#1061440

Socketless Reusable Push-On Hose End for -8 AN Fitting, 45 Degree

(2)

Fitting Hose Size:

-8 AN

Fitting End A:

-8 AN Female

Fitting End B:

-8 AN Hose

$18.99

/each

$67.82

$150 Off

Holley Sniper |

#425550511BPR

Holley Sniper 550-511-BPR 4-barrel Self-Tuning EFI Conversion Kit

Injection Style:

Throttle Body

Injector Size:

100 lb/hr @ 58.5 PSI

Max Horsepower Rating:

650

$2,099.95

/kit

$2,249.95

T4 Turbo Transition Flange, 2.5 Inch, 304 Stainless Steel

Speedway Motors |

#91015030

T4 Turbo Transition Flange, 2.5 Inch, 304 Stainless Steel

Exhaust Pipe Size:

2.5"

Material Type:

304 Stainless Steel

Finish:

Natural

$126.99

/each

-25%

Vibrant |

#3212714

Vibrant 2714 Straight Hose Coupler, 3 X 3 Inch, 35 PSI, Black

Inlet Diameter:

Overall Length:

Outlet Diameter:

$17.50

/each

$23.50

Lisle |

#21238350

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

(1)

Sold in Quantity:

Each

Material Type:

Steel

$24.99

/each

-28%

Fragola |

#1061390

Fragola 259010 Steel -10AN Fitting for Aeroquip FC300 Hose, 90Deg

(1)

Fitting Hose Size:

-10 AN

Fitting End A:

-10 AN Female

Fitting End B:

-10 AN Hose

$25.99

/each

$36.45

Edelbrock |

#32515409

Edelbrock 15409 E-Force Heat Exchanger, Dual Pass, Aluminum

GTIN Code:

085347154098

$452.95

/each

Vintage Air |

#72515540VCB

Vintage Air 15540-VCB Small Block Low-mount Comp Bracket Shrt Pmp

Fits A/C Compressor Style:

Sanden SD

Water Pump Style:

Short

Mounting Side:

Passenger Side

$144.99

/each

-7%

Earls |

#425AT935106ERL

Earls AT935106ERL 90 Degree -6 AN Female to Female Swivel Adapter

(2)

Fitting End A:

-6 AN Female

Fitting End B:

-6 AN Female

Angle:

90 degree

$33.24

/each

$35.96

-7%

Earls |

#425AT915186ERL

Earls AT915186ERL Straight -8 AN to -6 AN Female Swivel Coupling

(1)

Angle:

Straight

Fitting End A:

-8 AN Female

Fitting End B:

-6 AN Female

$19.41

/each

$20.99

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Speedway Motors |

#6177015

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Fitting End A:

-10 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$19.49

/each

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

Speedway Motors |

#61761000

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

(1)

Fitting End A:

-4 AN Male

Fitting End B:

-4 AN Male

Fitting End C:

-4 AN Male

$10.99

/each

Magnuson Superchargers |

#79859041

Magnuson Superchargers 31-14-59-041 Belt Tensioner for LS3

Material Type:

Aluminum

Sold in Quantity:

Each

$341.00

/each

-29%

Fragola |

#6179521

Fragola 495021 Pressure Fitting 1/8 Inch Female to AN4 Male - Blue

(2)

Fitting End A:

-4 AN Male

Fitting End B:

1/8" NPT Female

Angle:

Straight

$5.99

/each

$8.52

-7%

Earls |

#425SS983203ERL

Earls SS983203ERL Straight -3 AN Bulkhead, Stainless Steel

(4)

AN Size:

-3 AN

Angle:

Straight

Fitting End A:

-3 AN Male

$18.95

/each

$20.50

FiTech |

#52135502

FiTech 35502 EFI 4, Power Adder, Force Fuel Mini Delivery, Black

Injection Style:

Throttle Body

Max Horsepower Rating:

600

ECM Included:

Yes

$1,367.99

/kit

Anodized Aluminum -8 AN Flare Plug Fitting, Blue

Speedway Motors |

#6176020

Anodized Aluminum -8 AN Flare Plug Fitting, Blue

(1)

Fitting End A:

-8 AN

Fitting Attachment 1:

Male AN

Material Type:

Aluminum

$5.99

/each

-56%

Fragola |

#61770151

Fragola 495105-BL O-Ring -10AN Hose to -8AN Port Fitting

Fitting End A:

-10 AN Male

Fitting End B:

-8 AN Male o-ring

Angle:

Straight

$12.99

/each

$29.64

$163 Off

Holley |

#425550934

Holley 550-934 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW

Ignition Type:

Factory GM

Injector Connector:

USCAR (EV6)

Tuner Style:

Touchscreen Handheld

$2,199.95

/kit

$2,362.95

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2003 Cadillac CTS Engine Parts

Subcategory

Part

Brand

Transmission Family

Availability

Engine Family

Discounts

Price

Customer Rating

Products

Lucas Oil 10018 Hydraulic Oil Booster/Stop Leak, 1 Gallon

Magnuson Superchargers 31-23-05-009-BL Air Inlet For LS W/ TVS265

Vintage Air 151588 1988-95 GM 454 R4 to 7B10 Compressor Brackets

Blue Straight AN10 Flare Adapter to 3/8 Inch Aluminum Pipe Fitting

Goodridge AN921-08DBLK High-Flow Port Adapter Fitting, -8AN, 90 Degree

Related Articles

Dakota Digital PAC-1300 Retained Accessory Power, Light Control

Straight Aluminum Bulkhead Flare Fitting Kit, Black, -10 AN

LS Engine Swap Conversion Low Profile Oil Pan Kit, Chrome, 10 AN

FiTech 35591 Go EFI 2 Barrel, 400HP W/ Force Fuel Mini, Gold

FiTech 31005 Master Kit Easy Street EFI With In-Line Fuel Pump

Speedway Full Flow Swivel Hose End Fitting, 45 Degree, Anodized, -8 AN

Black Straight -12 AN Flare to 3/4 Inch NPT Pipe Adapter Fitting

King Racing KRP-2122 Ez View Timing Window W/Aluminum Plug

Straight Socketless Push-On Hose End, Nickel, -8 AN

Anodized Aluminum -4 AN Flare Plug Fitting, Blue

Edelbrock 1496 Performer Series Carburetor Idle Mixture Screws

Vintage Air 15155-VCB Vortec Side-mount Bracket Comp Long Pump

Socketless Reusable Push-On Hose End for -8 AN Fitting, 45 Degree

Holley Sniper 550-511-BPR 4-barrel Self-Tuning EFI Conversion Kit

T4 Turbo Transition Flange, 2.5 Inch, 304 Stainless Steel

Vibrant 2714 Straight Hose Coupler, 3 X 3 Inch, 35 PSI, Black

Lisle Corporation 38350 Exhaust Rubber Hanger Removal Pliers

Fragola 259010 Steel -10AN Fitting for Aeroquip FC300 Hose, 90Deg

Edelbrock 15409 E-Force Heat Exchanger, Dual Pass, Aluminum

Vintage Air 15540-VCB Small Block Low-mount Comp Bracket Shrt Pmp

Earls AT935106ERL 90 Degree -6 AN Female to Female Swivel Adapter

Earls AT915186ERL Straight -8 AN to -6 AN Female Swivel Coupling

Straight High-Flow O-Ring -10 AN Hose to -8 AN Port Fitting

Aluminum Tee Flare Adapter Fitting, Black, -4 AN

Magnuson Superchargers 31-14-59-041 Belt Tensioner for LS3

Fragola 495021 Pressure Fitting 1/8 Inch Female to AN4 Male - Blue

Earls SS983203ERL Straight -3 AN Bulkhead, Stainless Steel

FiTech 35502 EFI 4, Power Adder, Force Fuel Mini Delivery, Black

Anodized Aluminum -8 AN Flare Plug Fitting, Blue

Fragola 495105-BL O-Ring -10AN Hose to -8AN Port Fitting

Holley 550-934 Terminator X Max 24X/1X EV6 LS MPFI Kit, DBW