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Engine Cleaners & Degreasers

267 productsShowing 121–144

Gtechniq W5 All Purpose Cleaner Spray, 500 ml (Pack of 2) £15.92 In stock Gunk 733 Brush-On Engine Degreaser, 1L £12.75 In stock Gunk Ultra Engine Degreasant 5 Litre £11.25 In stock HitlineUK Engine Start Spray, 3 x 250ml Cans £10.27 In stock HitlineUK Quick Engine Start Spray, 250ml £6.27 In stock HitlineUK Quick Engine Start Spray, 6 x 250ml Cans £15.99 In stock HLS Supplies DG-15 25L Heavy Duty Degreaser Cleaner £39.59 In stock HLS Supplies DG-15 Heavy Duty Degreaser Cleaner 20L £34.09 In stock HLS Supplies DG-X Ultra Heavy Duty Degreaser and Cleaner 1L £16.49 In stock HOCHSTE Electrical Contact Cleaner Spray 200ml, 4 pcs £17.99 In stock HOCHSTE Electrical Contact Cleaner Spray, 200ml, 2 pcs £12.99 In stock HOCHSTE Electrical Contact Cleaner Spray, Fast-Drying Circuit Cleaner, 200ml, 1 pcs £9.99 In stock Holts Electrical Contact Cleaner Spray, 500ml, 360° Spray £14.99 In stock Save 4% Holts Engine Degreaser Spray 500ml £8.44£8.79 In stock Save 4% Holts Professional Engine and Parts Degreaser Aerosol 500ml, Pack of 2 £16.88£17.58 In stock Hycote Bike Easy Rinse Bike Degreaser Spray 400ml £6.10 In stock JENOLITE Engine Cleaner Aerosol 500ml Degreaser Spray £12.99 In stock JENOLITE Engine Cleaner Aerosol, 2 x 500ml Degreaser Spray £21.99 In stock JENOLITE Engine Cleaner Aerosol, Engine Degreaser Spray, 3 x 500ml £29.99 In stock JENOLITE IPA Solvent Electrical Contact Cleaner Spray, 2 x 500ml £21.99 In stock JENOLITE IPA Solvent Electrical Contact Cleaner Spray, 500ml £12.99 In stock JENOLITE IPA Solvent Electrical Contact Cleaner, 3 x 500ml £29.99 In stock JLM Diesel Particulate Filter Cleaner Spray 400ml (J02220) £24.99 In stock K&N Synthetic Air Filter Cleaner and Degreaser, 32 oz Spray Bottle, Single £17.84 In stock
Engine cleaners & degreasers

Use this page to choose the cleaner format before narrowing to degreasers, foams, or sprays.

Engine cleaners and degreasers cover several product formats: heavy-duty degreasers, aerosol cleaners, foam cleaners, panel wipe, parts washer fluids, citrus APC products, and concentrates. The right choice depends on the surface, soil level, application method, and cleanup process.

Engine cleaner and degreaser products grouped by spray, concentrate, foam, panel wipe, and parts washer fluid on a workshop bench
Broad grease removal

Degreasers

Use this route when the main job is cutting oil, grease, workshop grime, road film, or residue from compatible engine, vehicle, tool, or workshop surfaces.

Grease and oil Concentrates Workshop use
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Cling and dwell time

Engine Cleaner Foams

Use this route for foam-format cleaners when the product needs to cling to a surface for controlled dwell time before wiping or rinsing.

Foam format Dwell time Controlled coverage
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Targeted application

Engine Cleaner Sprays

Use this route for trigger sprays and aerosols when you need controlled application on smaller areas, brackets, tools, or engine-bay details.

Aerosols Trigger bottles Small areas
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Category intent

This is the comparison layer, not the deepest product-type page.

Use this category when you are still comparing application formats: degreaser, spray, foam, concentrate, panel wipe, or parts washer fluid. Once the format is clear, the narrower subcategory should give the cleaner product list for that exact intent.

That distinction matters for search and for buying. A 5L concentrate, a 500ml aerosol, a panel wipe solvent, and a parts washer fluid can all appear near engine cleaning, but they solve different jobs and carry different safety notes.

Format guide

Compare the application format before comparing brand or bottle size.

Format or use case Best route What to confirm first
General grease, oil, and grime removal Degreasers Surface compatibility, dilution, dwell time, rinse method, PPE, and whether the formula is water-based, solvent-based, citrus, or caustic.
Cleaner that clings instead of running quickly Engine Cleaner Foams Foam dwell time, coverage area, whether agitation is needed, and whether the product is safe for nearby plastics, rubber, paint, and metal.
Small-area or targeted engine-bay cleaning Engine Cleaner Sprays Spray pattern, drying speed, overspray control, flammability, residue, and whether the cleaner needs wiping or rinsing after use.
Bodywork preparation before paint or coating Panel wipe, pre-paint degreaser, or anti-silicone cleaner listed in this category. Paint process compatibility, evaporation speed, lint-free cloth use, residue-free finish, and whether the product is meant for panels rather than engine bays.
Removed parts, tools, or workshop equipment Parts cleaner, parts washer fluid, or heavy-duty degreaser listed in this category. Parts washer compatibility, material safety, dilution, runoff, disposal, residue, and whether the product is suitable for repeated workshop use.
Concentrated engine degreaser bottles, measuring jug, gloves, and cloths arranged for workshop cleaning
Engine cleaner spray and aerosol products with detailing brush and cloth for controlled application
Foam-format engine cleaner bottle, gloves, brush, and protected test surface in a clean workshop
Compatibility checks

Engine cleaner strength is only useful when the surface can tolerate it.

Check sensitive materials

Engine areas can include aluminium, painted metal, rubber hoses, plastic covers, decals, belts, sensors, labels, and electrical connectors. Do not treat them as one surface.

Choose the right concentration

Concentrates can be economical for repeat use, but strong dilution is not always safer. Match the dilution to the soil level, surface, and label instructions.

Control overspray

Sprays and aerosols are convenient, but they can reach belts, painted trim, tyres, brakes, sensors, air intakes, or hot components if used carelessly.

Separate panel prep from engine cleaning

Panel wipe and anti-silicone products belong to pre-paint preparation. They may sit in the same catalogue area, but the buying checks are different from engine-bay degreasing.

Plan the cleanup method

Some products need rinsing, some need wiping, and some are designed to evaporate. Confirm how residue, runoff, and dirty cloths should be handled before starting.

Work cold and ventilated

Use cleaners only as directed, away from hot components, flames, and poor ventilation. Gloves and eye protection are sensible for many degreaser jobs.

Adjacent products

Panel wipe and parts washer fluids need a clearer use case than general degreasers.

Panel wipe products are usually for removing wax, silicone, oil, and residue before paint or bodywork preparation. Parts washer fluids are for removed components or workshop equipment in compatible cleaning setups.

If you need a general engine bay cleaner, use the product listing to confirm it is intended for that area. If you need pre-paint or parts washer use, check the listing for those exact words before choosing by price or pack size.

Panel wipe bottle and parts washer fluid container beside cloths, gloves, and removed metal parts on a workshop bench
Retailer stock, subcategory contents, pack size, formula, dilution, surface compatibility, delivery, and returns can change. Treat the retailer page, product label, and vehicle or workshop guidance as the final source before buying or using any engine cleaner or degreaser.