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Various bottles to aid in improving car performance

Additives

Premium Car Additives for Peak Performance | Tadhg Hawes Motor Parts

Keep your engine running smoother, cleaner, and more efficiently with our range of high-quality car additives. From fuel system cleaners to oil treatments and engine protectants, our trusted formulas help enhance performance, reduce wear, and improve fuel efficiency. Shop now for top-tier additives that keep your vehicle at its best!

Original price €9.99 - Original price €34.99
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Current price €9.99

Dipetane

Dipetane

Reduce Your Fuel Costs and Help the Environment- Dipetane is a fuel lubricant & Injector Cleaner that goes beyond traditional fuel treatments. ...

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Original price €9.99 - Original price €34.99
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Current price €9.99
Original price €10.49
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Current price €9.44
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MANNOL DPF Foam Cleaner 0.5L MN9694

MANNOL

DPF Foam Cleaner is a professional-grade solution for cleaning and restoring the efficiency of diesel particulate filters (DPF) without requiring...

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Original price €10.49
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Current price €9.44
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Original price €63.99
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Current price €57.59
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Power Maxed Steel Seal Head Gasket Repair

Power Maxed

Steel Seal – Easy Head Gasket Repair Steel Seal is a 100% guaranteed solution for repairing a blown head gasket or cracked cylinder head. This cle...

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Original price €63.99
Original price €63.99 - Original price €63.99
Original price €63.99
Current price €57.59
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Original price €5.99 - Original price €5.99
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HOLTS Deionised Water 5L

HOLTS

Holts De-Ionised Water prevents scale buildup and protects vehicle components from damage. Removes corrosive impurities found in untreated water....

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Original price €49.99
Original price €49.99 - Original price €49.99
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Current price €44.99
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Current price €44.99

MANNOL DPF Regenerator & Flush Fluid 1L+1L MN9995 / MN9996

MANNOL

DPF Regenerator & Flush Fluid is a professional-grade cleaning solution for diesel particulate filters (DPF) that restores efficiency without...

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Original price €49.99
Original price €49.99 - Original price €49.99
Original price €49.99
Current price €44.99
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Original price €8.99 - Original price €8.99
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LIQUI MOLY Injection Cleaner 300ML

LIQUI MOLY

LIQUI MOLY Gasoline System Cleaner – Engine Efficiency & Performance Booster Enhance your engine’s performance and fuel efficiency with LIQUI ...

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Original price €4.99
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MANNOL Motor Flush 350Ml MN9900

MANNOL

Motor Flush is a specialized cleaner designed to remove sediments, dirt, sludge, and wear deposits from engine parts, including the most hard-to-...

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Original price €4.99
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Original price €6.99 - Original price €6.99
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HOLTS Radweld 250Ml

HOLTS

Holts Radweld is a fast-acting, DIY radiator leak repair solution that effectively seals small leaks in radiators, hoses, and the entire cooling ...

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Original price €6.99 - Original price €6.99
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Original price €11.99
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Current price €10.79
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MANNOL Cetane Plus 500Ml MN9955

MANNOL

Diesel Cetane Booster & Fuel System Cleaner is a high-performance fuel additive designed to increase the cetane number and provide powerful c...

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Original price €11.99
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Current price €10.79
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Original price €15.99
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Current price €14.39
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MANNOL Air Conditioner Cleaner 520Ml MN9971

MANNOL

Air Conditioner Cleaner is a powerful foam cleaner designed for deep cleaning, disinfection, and odor neutralization in all types of air conditio...

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Current price €14.39
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LIQUI MOLY ENGINE FLUSH 300ML

LIQUI MOLY

LIQUI MOLY Engine Flush – Deep Cleaning for Maximum Engine Performance LIQUI MOLY Engine Flush is a powerful cleaning fluid designed to remove stu...

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Original price €24.99 - Original price €24.99
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LIQUI MOLY Diesel Purge 500Ml

LIQUI MOLY

LIQUI MOLY Diesel Purge – Advanced Injector & Fuel System Cleaner LIQUI MOLY Diesel Purge is a high-performance cleaning solution designed to ...

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Original price €24.99 - Original price €24.99
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LIQUI MOLY E10 Fuel Additive 150ML

LIQUI MOLY

LIQUI MOLY Speed Tec Gasoline – Enhance Performance & Acceleration LIQUI MOLY Speed Tec Gasoline is a cutting-edge, ash-free fuel additive des...

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Original price €13.99 - Original price €13.99
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LIQUI MOLY Gear-Oil Additive

LIQUI MOLY

LIQUI MOLY MoS2 Gear Oil Additive – Enhanced Protection & Smoother Shifting Maximize the performance and longevity of your transmission with L...

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Original price €9.99 - Original price €9.99
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Power Maxed Petrol Treatment & Injector Cleaner 325ml

Power Maxed

Power Maxed Petrol Injector Cleaner – 325ml Unleash your engine’s true performance with Power Maxed Petrol Injector Cleaner. This advanced 325ml f...

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Original price €9.99
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Power Maxed Diesel Treatment & Injector Cleaner 325ml

Power Maxed

Power Maxed Diesel Injector Cleaner – 325ml Boost your diesel engine's performance with Power Maxed Diesel Injector Cleaner. This advanced 325ml f...

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Original price €9.99
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Original price €5.99
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Current price €5.39
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Power Maxed Radiator Stop Leak 325ml

Power Maxed

Power Maxed Radiator Stop Leak Treatment – 325ml Protect and maintain your vehicle’s cooling system with Power Maxed Radiator Stop Leak Treatment....

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Original price €5.99
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Current price €5.39
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Original price €9.99
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Power Maxed Coolant Seal

Power Maxed

Power Maxed Coolant Seal – 250ml Protect and enhance your vehicle’s cooling system with Power Maxed Coolant Seal, a cutting-edge solution infused ...

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MANNOL Motor Doctor + Ester 500Ml MN9943

MANNOL

Multifunctional Engine Protectant is an advanced oil additive designed to stabilize pressure in the lubrication system and enhance engine perform...

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Original price €9.99
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Original price €17.99
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Original price €17.99
Current price €16.19
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MANNOL DPF Cleaner 400Ml MN9958

MANNOL

Diesel Particulate Filter (DPF) Cleaner & Regenerator is a high-performance fuel additive designed to clean and regenerate all types of DPF f...

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Original price €17.99
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Original price €17.99
Current price €16.19
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Original price €5.99
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Current price €5.39
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MANNOL Diesel Jet Cleaner 250Ml MN9956

MANNOL

Diesel Injector Cleaner is a powerful, fast-acting additive designed for all types of diesel engines (turbocharged and atmospheric) with or witho...

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Original price €5.99
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Current price €5.39
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Original price €15.99
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Original price €15.99
Current price €14.39
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MANNOL Ceramo Ester 250Ml MN9829

MANNOL

Innovative engine protection agent based on synthetic compound ethers (esters group V oils) and hexagonal boron nitride microparticles (h-BN, al...

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Original price €15.99
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Current price €14.39
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Current price €14.39
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Original price €48.99 - Original price €48.99
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€48.99
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XENUM DPF Fluid 1L

Xenum

DPF Fluid – Professional Soot Filter Fluid Replacement This DPF Fluid is designed for use in onboard dosing systems, providing a professional solut...

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Original price €48.99 - Original price €48.99
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Original price €19.99 - Original price €19.99
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€19.99
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LIQUI MOLY PRO-LINE Engine Flush 500 ML

LIQUI MOLY

LIQUI MOLY Engine Flush – Deep Cleaning & Performance Enhancement Restore your engine’s efficiency and longevity with LIQUI MOLY Engine Flush....

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Original price €19.99 - Original price €19.99
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€19.99
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Current price €19.99

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