Automotive Unions and Connectors for Coolant, Fuel and Heater Hoses

Browse our range of high-quality aluminium and nylon unions designed to connect coolant, fuel, and heater hoses. This collection includes straight, 90°, and T-piece connectors in a variety of sizes — perfect for reliable plumbing in engine bays, heating systems and fuel lines.

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Latest Products

MOMO Race 2.0 320mm Steering Wheel Car Builder SolutionsMOMO Race 2.0 320mm Steering Wheel Car Builder Solutions

MOMO Race 2.0 320mm Steering Wheel

Steering Wheel, 320mm, black leather/spoke, enhanced control, made in Italy.
£275.99
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£275.99
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MOMO Race 2.0 350mm Steering Wheel Car Builder SolutionsMOMO Race 2.0 320mm Steering Wheel Car Builder Solutions

MOMO Race 2.0 Steering Wheel

Steering Wheel, 350mm, black leather/spoke, enhanced control, made in Italy.
£275.99
£0.00
£275.99
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MOMO GT-50 2.0 Black & Yellow Edition Steering Wheel Car Builder SolutionsMOMO GT-50 2.0 Black & Yellow Edition Steering Wheel Car Builder Solutions

MOMO GT-50 2.0 Black & Yellow Edition Steering Wheel

MOMO GT-50 2.0 Black & Yellow, Edition Steering Wheel, 350mm, black leather/spoke, enhanced control, made in Italy.
£509.99
£0.00
£509.99
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MOMO GT-50 2.0 Black Edition Steering Wheel Car Builder SolutionsMOMO GT-50 2.0 Black Edition Steering Wheel Car Builder Solutions

MOMO GT-50 2.0 Black Edition Steering Wheel

MOMO GT-50 2.0 Black Edition Steering Wheel, 350mm, black leather/spoke, enhanced control, made in Italy.
£509.99
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£509.99
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MOMO Corse 2.0 Steering WheelMOMO Corse 2.0 Steering Wheel
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MOMO Corse 2.0 Steering Wheel

MOMO Corse 2.0 Steering Wheel steering wheel, 350mm, black leather/spoke, enhanced control, made in Italy.
£293.99
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£293.99
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Car Builder Solutions 140mm LED Round 5-Function Rear Lamps (Pair) - SKU RL169 with dynamic indicatorCar Builder Solutions 140mm LED Round 5-Function Rear Lamps (Pair) - SKU RL169 with dynamic indicator.

140mm LED Round 5 Function Rear Lamps Dynamic Indicator - Pair

Sold as a Pair
£381.60
£0.00
£381.60
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8 Piece Petrol Engine Compression Tester8 Piece Petrol Engine Compression Tester

8 Piece Petrol Engine Compression Tester

Easily check the compression on individual cylinders
£16.80
£0.00
£16.80
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JB WELD Black Two Part Plastic BonderJB WELD Black Two Part Plastic Bonder

JB WELD Black Two Part Plastic Bonder

30 minute cure time for maximum strength.
£9.00
£0.00
£9.00
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IGNITION SPARK POWER IGNTS3IGNITION SPARK POWER ESTER IGNTS3
Out Of Stock

Ignition Spark Power Tester

Easily test for spark power with this handy ignition tester. Clear visual indication.
£6.00
£0.00
£6.00
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Out Of Stock
LONG NOSE PLIERS PACK OF THREE LNPPAKLONG NOSE PLIERS PACK OF THREE LNPPAK

11" (275mm) Long Nose Pliers Pack of Three

11" (275mm) Long Nose Pliers Pack of Three
£13.20
£0.00
£13.20
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10 Piece 'T' Handle HEX KEY SETS10 Piece 'T' Handle HEX KEY SETS
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10 Piece 'T' Handle HEX KEY SETS

10 Piece 'T' Handle HEX KEY SETS
£9.60
£0.00
£9.60
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WIRE STRIPPER AND CUTTER WIRSTR2

Wire Stripper and Cutter

Strips 0.5-3.5mm Wire
£3.00
£0.00
£3.00
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Automatic Wire Stripper With Wire Cutter and Crimping Jaws

Automatic Wire Stripper With Wire Cutter and Crimping Jaws

Strips 0.5-3.5mm Wire
£18.00
£0.00
£18.00
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ALUMINIUM LAND ROVER DEFENDER STEERING WHEEL HUB SWH11

Aluminium Defender Steering Wheel Hub for 3/4" x 48 spline column

FIts Land Rover Defender with a 3.4" x 48 spline steering column
£55.20
£0.00
£55.20
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SWH10 ALUMINIUM LAND ROVER DEFENDER STEERING WHEEL HUB

Aluminium Defender Steering Wheel Hub for 11/16" 36 spline column

FIts Land Rover Defender with a 11/16" x 36 spline steering column
£46.80
£0.00
£46.80
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SWH9 Aluminium Steering Wheel Hub for Classic Mini, Metro, and Maxi - 48 Spline

Aluminium Mini / Metro / Maxi Steering Wheel Hub

FIts Mini, Metro and Maxi with a 3/4" x 48 spline steering column
£55.20
£0.00
£55.20
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CIT In-Tank Low Pressure Feeder Pump Filter.

In-Tank Low Pressure Fuel Pump 5.5 PSI

5.5 PSI Intank Fuel Pump
£57.60
£0.00
£57.60
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PVC Battery Terminal Covers - Car Builder Solutions

PVC Battery Terminal Covers (Pair)

Red and black rubber battery terminal covers. Universal fit. Protects terminals from corrosion and short circuits. Durable, flexible and easy to install.
£3.60
£0.00
£3.60
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Mounting Bracket For Single Circuit Remote Brake Servo - Car Builder Solutions

Mounting Bracket For Single Circuit Remote Brake Servo

UNIVERSAL MOUNTING BRACKET ONLY. SERVO NOT INCLUDED ONLY FITS OUR #REMSERV2 SERVO
£21.60
£0.00
£21.60
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Mounting Bracket For Dual Circuit Remote Brake Servo - Car Builder Solutions

Bottom Mounting Bracket For REMSERVDUAL Dual Circuit Remote Brake Servo

BOTTOM MOUNTING BRACKET ONLY. SERVO NOT INCLUDED ONLY FITS OUR #REMSERVDUAL SERVO
£21.60
£0.00
£21.60
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Engine Oil

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MOBIL Mobil 1 0W-20 Advanced Full Synthetic Engine Oil

Advanced full synthetic 0W20 motor oil. Optimised for fuel economy and long-lasting engine protection in hybrid vehicles.
£13.96
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CASTROL EDGE 0W-30 A5/B5 Engine Oil

Advanced 0W-30 motor oil boosts engine performance and fuel economy. Trusted by experts for ultimate protection and efficiency.
£16.96
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MOBIL Super 1000 X1 15W-40 Engine Oil

High-performance 15W40 motor oil. Provides excellent engine cleanliness, high-temperature protection, and wear protection. Suitable for various vehicles.
£10.96
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CASTROL EDGE 5W-40 Fully Synthetic Engine Oil

Advanced full synthetic engine oil for maximum performance and protection. Improves fuel economy and exceeds industry standards.
£16.96
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CASTROL Magnatec 10W-40 A/B Engine Oil

Advanced engine oil with DUALOCK molecules for non-stop protection and reduced warm-up wear. ACEA A3/B4, API SP.
£11.95
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MOBIL Super 2000 X1 10W-40 Engine Oil

High-performance 10W40 motor oil offering superior engine protection, sludge prevention, and cleanliness. Meets various industry standards.
£9.95
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MOBIL ESP Formula P 5W-30 Engine Oil

High-performance 5W30 engine oil. Protects catalytic converters, prevents sludge, and offers extended drain intervals.
£16.96
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£16.96
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CASTROL EDGE 10W-60 Supercar Engine Oil

High-performance 10W-60 motor oil. Maximises engine protection and performance under extreme pressure. 4L capacity.
£21.95
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  • A/C #10 Bulkhead Fitting - Car Builder SolutionsA/C #10 Bulkhead Fitting - Car Builder Solutions

    A/C #10 Bulkhead Fitting

    Securely connect A/C components with this #10 bulkhead fitting. Easy installation, durable, and reliable fit.
    £24.00
    £0.00
    £24.00
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  • Brass Adapter M10 x 1 Male to 1/8" NPT Male - Car Builder Solutions

    Brass Adapter M10 x 1 Male to 1/8" NPT Male

    Durable brass adapter connects M10 x 1 male to 1/8" NPT male threads. Compact 30mm length, ideal for various applications.
    £4.80
    £0.00
    £4.80
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  • A/C #6 Bulkhead Fitting - Car Builder SolutionsA/C #6 Bulkhead Fitting - Car Builder Solutions

    A/C #6 Bulkhead Fitting

    Durable A/C #6 bulkhead fitting, 47mm length, 1" A/F hex, 5/8" x 18 UNF threads for secure AC system connections.
    £21.60
    £0.00
    £21.60
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  • A/C Union #10 Tight Angle 90 Degree - Car Builder Solutions

    A/C Union #10 Tight Angle 90 Degree

    90-degree A/C union fitting for tight spaces. #10 size, includes 'O' ring for leak-free seal. Durable and easy to install.
    £22.80
    £0.00
    £22.80
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  • Stainless Steel M10 Bulkhead 'Tee' Brake Union - Car Builder Solutions

    Stainless Steel M10 Bulkhead 'Tee' Brake Union

    Durable stainless steel M10 bulkhead 'Tee' brake union, ideal for automotive applications. Corrosion-resistant and easy to install.
    £10.80
    £0.00
    £10.80
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  • A/C Union #8 Tight Angle 90 Degree - Car Builder Solutions

    A/C Union #8 Tight Angle 90 Degree

    90-degree A/C union fitting with 'O' ring for leak-proof connection in tight spaces. Durable and easy to install.
    £19.20
    £0.00
    £19.20
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  • Brass Union M10 x 1 Male to 3/8" UNF Female - Car Builder SolutionsBrass Union M10 x 1 Male to 3/8" UNF Female - Car Builder Solutions

    Brass Union M10 x 1 Male to 3/8" UNF Female

    Concave seat in female end.
    £10.80
    £0.00
    £10.80
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  • single-m10x1-female-brake-union-car-builder-solutionssingle-m10x1-female-brake-union-car-builder-solutions

    Single M10 x 1 Female Brake Union

    M10 x 1 female brake union for 3/16" copper/nickel lines. Durable, easy to install, and ensures reliable braking performance.
    £0.60
    £0.00
    £0.60
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  • 12mm Straight Steel Banjo for 8mm Hose - Car Builder Solutions12mm Straight Steel Banjo for 8mm Hose - Car Builder Solutions

    12mm Straight Steel Banjo for 8mm Hose

    Suitable for fuel, oil, water, air. 12.2mm through hole.
    £4.20
    £0.00
    £4.20
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  • Brass Union M10 x 1 Male to 1/8" NPT Female - Car Builder Solutions

    Brass Union M10 x 1 Male to 1/8" NPT Female

    Durable brass M10 x 1 male to 1/8" NPT female adaptor, 22mm long. Ideal for plumbing and industrial use.
    £6.00
    £0.00
    £6.00
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  • A/C #8 90 Degree Charging Port - Car Builder SolutionsA/C #8 90 Degree Charging Port - Car Builder Solutions

    A/C #8 90 Degree Charging Port

    90-degree charging port for AC systems. Compatible with #8 refrigerant lines, includes an O-ring, and ensures reliable performance.
    £24.00
    £0.00
    £24.00
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  • A/C #10 90 Degree Charging Port - Car Builder SolutionsA/C #10 90 Degree Charging Port - Car Builder Solutions

    A/C #10 90 Degree Charging Port

    90-degree A/C charging port with 'O' ring for #10 refrigerant lines. Ensures efficient and leak-free charging.
    £24.00
    £0.00
    £24.00
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  • A/C Union #6 180 Degree - Car Builder Solutions
    Out Of Stock

    A/C Union #6 180 Degree

    A durable 180-degree A/C union for reliable #6 A/C system connections, ensuring proper refrigerant flow.
    £16.80
    £0.00
    £16.80
    (-0%)
    Out Of Stock
  • Brass Union 1/4"NPT Male to 1/8"NPT Female - Car Builder Solutions

    Brass Union 1/4"NPT Male to 1/8"NPT Female

    Durable brass bush adapts 1/4" NPT male to 1/8" NPT female threads. Easy installation with 14mm hex and compact 16mm length.
    £4.80
    £0.00
    £4.80
    (-0%)
  • Brass Brake Bleed Screw M10 x 1

    Brass Brake Bleed Screw M10 x 1

    High-quality brass brake bleed screw for reliable sealing and efficient brake system maintenance.
    £5.40
    £0.00
    £5.40
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  • Brass Union 1/4" NPT male to M10 x 1mm female - Car Builder SolutionsBrass Union 1/4" NPT male to M10 x 1mm female - Car Builder Solutions

    Brass Union 1/4" NPT male to M10 x 1mm female

    Convert 1/4" NPT male to M10 x 1mm female with this durable brass adaptor. Easy to install, ensures leak-free connection.
    £9.00
    £0.00
    £9.00
    (-0%)
  • Plated Steel Bulkhead Union M10 x 1 (Long End) & 3/8" UNF (Short End) - Car Builder Solutions

    Plated Steel Bulkhead Union M10 x 1 (Long End) & 3/8" UNF (Short End)

    Durable plated steel bulkhead union, M10 x 1 & 3/8" UNF threads, 40mm length, secure connection for pipes and tubing.
    £2.40
    £0.00
    £2.40
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  • A/C #8 Charging Port - Car Builder Solutions

    A/C #8 Charging Port

    Efficient and reliable A/C #8 Charging Port for optimal cooling performance. Durable, easy to install, and seamlessly integrates.
    £24.00
    £0.00
    £24.00
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  • single-38-unf-female-brake-union-car-builder-solutionssingle-38-unf-female-brake-union-car-builder-solutions

    Single 3/8" UNF Female Brake Union

    3/8" UNF female brake union for 3/16" copper/nickel pipe. Secure, reliable connection, easy installation.
    £0.60
    £0.00
    £0.60
    (-0%)
  • 3/8" UNF male to 1/8" NPT male 90 degree union - Car Builder Solutions

    3/8" UNF Male to 1/8" NPT Male 90° Union

    Connect 3/8" UNF male to 1/8" NPT male fittings with this 90° adaptor. Durable construction and precise threads ensure a secure, leak-free connection in tight spaces.
    £9.60
    £0.00
    £9.60
    (-0%)
  • Brass 7/16" UNF Female Blanking cap - Car Builder Solutions

    Brass 7/16" UNF Female Blanking cap

    Brass blanking cap for sealing 7/16" UNF male connections. Durable, easy to install, and ensures a leak-free seal.
    £2.52
    £0.00
    £2.52
    (-0%)
  • MALE A/C Union #10 90 Degree - Car Builder Solutions

    MALE A/C Union #10 90 Degree

    Connect A/C components efficiently with this #10 90-degree male union. Durable and leak-free, ensuring optimal cooling performance.
    £14.40
    £0.00
    £14.40
    (-0%)
  • Brass Union 1/2" UNF Male to 3/8" UNF maleBrass Union 1/2" UNF Male to 3/8" UNF male

    Brass Union 1/2" UNF Male to 3/8" UNF male

    Durable brass union connects 1/2" UNF male to 3/8" UNF male threads. Includes copper washer for secure, leak-free joint.
    £11.40
    £0.00
    £11.40
    (-0%)
  • A/C Union #6 Tight Angle 90 Degree - Car Builder SolutionsA/C Union #6 Tight Angle 90 Degree - Car Builder Solutions

    A/C Union #6 Tight Angle 90 Degree

    90-degree A/C union fitting for tight spaces. Durable construction with included 'O' ring for a leak-proof seal. Ensures efficient refrigerant flow.
    £18.00
    £0.00
    £18.00
    (-0%)
  • MALE A/C Union #6 90 Degree - Car Builder Solutions

    MALE A/C Union #6 90 Degree

    90-degree male A/C union for efficient and reliable refrigerant flow in various HVAC applications.
    £9.60
    £0.00
    £9.60
    (-0%)

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