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
£0.00
£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
(-0%)
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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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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  • 12mm 90 Degree Steel Banjo for 8mm Hose - Car Builder Solutions12mm 90 Degree Steel Banjo for 8mm Hose - Car Builder Solutions

    12mm 90 Degree Steel Banjo for 8mm Hose

    Suitable for fuel, oil, water, air. 12.2mm through hole.
    £10.80
    £0.00
    £10.80
    (-0%)
  • A/C #8 Bulkhead Fitting - Car Builder SolutionsA/C #8 Bulkhead Fitting - Car Builder Solutions

    A/C #8 Bulkhead Fitting

    Durable A/C #8 Bulkhead Fitting. 48mm length, removable nut, 1 1/4" A/F Hex, 3/4" x 16 UNF threads. Easy installation.
    £24.00
    £0.00
    £24.00
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  • Brass 7/16" x 24 UNF Male Union For 3/16" Pipe

    Brass 7/16" x 24 UNF Male Union For 3/16" Pipe

    Durable 7/16" x 24 tpi brass male union, ideal for 3/16" copper/copper-nickel pipe. Secure, leak-free connection for plumbing/heating.
    £2.52
    £0.00
    £2.52
    (-0%)
  • A/C Hose Joiner Union #10 Straight - Car Builder Solutions

    A/C Hose Joiner Union #10 Straight

    Securely connect A/C hoses with this #10 straight joiner union. Ensures efficient refrigerant flow and long-lasting durability.
    £9.60
    £0.00
    £9.60
    (-0%)
  • M12 x 1mm Brass Tube Nut Female For 1/4" Tube - Car Builder SolutionsM12 x 1mm Brass Tube Nut Female For 1/4" Tube - Car Builder Solutions

    M12 x 1mm Brass Tube Nut Female For 1/4" Tube

    M12 x 1mm brass compression nut for 1/4" copper tube. Durable, leak-proof, and easy to install.
    £2.52
    £0.00
    £2.52
    (-0%)
  • A/C Hose Joiner Union #8 Straight - Car Builder Solutions

    A/C Hose Joiner Union #8 Straight

    A/C Hose Joiner Union #8 Straight for secure, leak-free A/C hose connections, ensuring optimal cooling performance.
    £8.40
    £0.00
    £8.40
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  • Stainless Steel M10 Bulkhead 45 Degree Brake Union - Car Builder Solutions

    Stainless Steel M10 Bulkhead 45° Brake Union

    Sold individually.
    £10.80
    £0.00
    £10.80
    (-0%)
  • A/C Union #8 180 Degree - Car Builder Solutions

    A/C Union #8 180 Degree

    A robust A/C union for connecting #8 lines at a 180° angle, ensuring a secure, leak-free connection.
    £18.00
    £0.00
    £18.00
    (-0%)
  • 10mm Straight Steel Banjo for 8mm Hose - Car Builder Solutions10mm Straight Steel Banjo for 8mm Hose - Car Builder Solutions

    10mm Straight Steel Banjo for 8mm Hose

    Suitable for fuel, oil, water, air. 10.2mm through hole.
    £3.60
    £0.00
    £3.60
    (-0%)
  • A/C #6 Charging Port - Car Builder Solutions

    A/C #6 Charging Port

    Efficient A/C charging port for optimal cooling performance. Durable, reliable, and easy to install for long-lasting use.
    £24.00
    £0.00
    £24.00
    (-0%)
  • A/C #6 Straight Joiner With Integral Trinary Switch - Car Builder Solutions

    A/C #6 Straight Joiner With Integral Trinary Switch

    A/C #6 straight joiner with integral trinary switch for versatile control and reliable connection.
    £66.00
    £0.00
    £66.00
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  • Brass M10 x 1 Single Short Male Brake Union - Car Builder Solutions

    Brass M10 x 1 Single Short Male Brake Union

    M10 x 1 Single Short Male Brake Union for 3/16" brake tubing. 12mm thread length. Durable brass construction. Ensures reliable connections.
    £1.44
    £0.00
    £1.44
    (-0%)
  • 12mm Straight Steel Banjo for 10mm Hose - Car Builder Solutions12mm Straight Steel Banjo for 10mm Hose - Car Builder Solutions
    Out Of Stock

    12mm Straight Steel Banjo for 10mm Hose

    Suitable for fuel, oil, water, air. 12.2mm through hole.
    £3.60
    £0.00
    £3.60
    (-0%)
    Out Of Stock
  • #10 Straight Charging Port - Car Builder Solutions

    #10 Straight Charging Port

    Dual-end #10 charging port with crimped hose connection and female 'O' ring fitting. 107mm long.
    £24.00
    £0.00
    £24.00
    (-0%)
  • A/C #6 90 Degree Crimp Hose and Male O Ring Bulkhead Fitting - Car Builder Solutions

    A/C #6 90 Degree Crimp Hose and Male O Ring Bulkhead Fitting

    A/C #6 90° crimp hose & male O-ring bulkhead fitting. 95x65mm, 1" AF hex, 5/8"x18 UNF thread.
    £15.60
    £0.00
    £15.60
    (-0%)
  • 1/4" BSP Female Brass Union With 8mm Hosetail - Car Builder Solutions1/4" BSP Female Brass Union With 8mm Hosetail - Car Builder Solutions

    Brass 1/4" BSP Female Union To 8mm Hose Tail

    Durable brass 1/4" BSP female union to 8mm hose tail fitting. Secure, reliable connection for various applications. Easy installation.
    £4.80
    £0.00
    £4.80
    (-0%)
  • A/C Hose Joiner Union #6 Straight - Car Builder Solutions

    A/C Hose Joiner Union #6 Straight

    A/C Hose Joiner Union #6 Straight for secure and leak-free A/C hose connections. Ensures efficient refrigerant flow and optimal cooling.
    £7.20
    £0.00
    £7.20
    (-0%)
  • A/C #10 90 Degree Crimp Hose and Male O Ring Bulkhead Fitting - Car Builder Solutions

    A/C #10 90 Degree Crimp Hose and Male O Ring Bulkhead Fitting

    #10 90° crimp hose and male O-ring bulkhead fitting. 7/8" x 14 thread, 1 1/4" AF hex. Efficient refrigerant flow.
    £42.00
    £0.00
    £42.00
    (-0%)
  • A/C Union #10 90 Degree Crimp Joiner - Car Builder Solutions

    A/C Union #10 90 Degree Crimp Joiner

    90-degree union joiner with #10 crimp fittings for secure, leak-free A/C connections. Easy installation and flexible placement.
    £15.60
    £0.00
    £15.60
    (-0%)
  • brass-38-unf-single-male-short-brake-union-car-builder-solutions

    Brass 3/8" UNF Single Short Male Brake Union

    A durable brass 3/8" UNF single short male brake union, perfect for 3/16" brake tubing with a 12mm thread length.
    £1.44
    £0.00
    £1.44
    (-0%)
  • M10 x 1 Short Male Brake Unions Plated Steel Pack of 10 - Car Builder Solutions

    M10 x 1 Short Male Brake Unions Pack of 10

    Pack of 10 M10 x 1 short male brake unions. Plated steel, ideal for 3/16" copper/nickel brake lines. 12mm thread, 11mm hex.
    £4.20
    £0.00
    £4.20
    (-0%)
  • Brass 7/16" x 24 UNF Male Union For 1/4" Pipe

    Brass 7/16" x 24 UNF Male Union For 1/4" Pipe

    Durable 7/16" x 24 tpi brass male union, ideal for 1/4" copper/copper-nickel pipe. Secure, leak-free connection for plumbing/heating.
    £2.52
    £0.00
    £2.52
    (-0%)
  • Swivelling Union 1/4" BSP Female With 8mm Hosetail - Car Builder SolutionsSwivelling Union 1/4" BSP Female With 8mm Hosetail - Car Builder Solutions

    Swivelling Union 1/4" BSP Female With 8mm Hose Tail

    Connect 1/4" BSP female threads to 8mm hoses with this durable, lightweight, and easy-to-install swivelling union.
    £4.80
    £0.00
    £4.80
    (-0%)
  • A/C Union #6 90 Degree Crimp Joiner - Car Builder Solutions

    A/C Union #6 90 Degree Crimp Joiner

    A 90-degree union joiner with #6 crimp fixings for secure A/C connections. Easy to install, ensures a tight seal.
    £14.40
    £0.00
    £14.40
    (-0%)
  • #6 Straight Charging Port - Car Builder Solutions

    #6 Straight Charging Port

    #6 straight charging port for AC systems. Crimp and 'O' ring fitting, 93mm long. Ensures leak-proof connection.
    £24.00
    £0.00
    £24.00
    (-0%)

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