{"niche":"有哪些口碑最佳且性价比最高、价格在50英镑以下的汽车发动机清洁剂？","description":"What are the top-rated car engine cleaners for the best value under £50?","products":[{"brand":"Gunk","model":"Gunk Engine Degreaser Spray 500ml","price_gbp":5.89,"origin_country":null,"specs":{"safe_for_parts":"engines, engine parts, machine parts, automotive parts, boat engines, bicycles, garden machinery","application_method":"spray and rinse"},"confidence_score":null,"sources":[{"label":"Arnold Clark Autoparts","url":"https://www.arnoldclarkautoparts.com/products/gunk-engine-degreaser-ultra-spray-500ml-601","currency":"USD","source_country":"US","price":7.95,"price_gbp":5.92,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"ORO2U","url":"https://www.oro2u.com/gunk-engine-degreaser-aerosol-spray-500ml-6731","currency":"USD","source_country":"US","price":7.91,"price_gbp":5.89,"scraped_at":"2026-06-16T00:10:03.791371"}],"summary":"Water-based，深层渗透的500ml触发喷雾，旨在去除发动机和机械上的油脂、机油和道路污垢。快速起效的配方，适用于车辆发动机、工业设备和园林设备；喷洒后静置浸泡，如需可擦洗，然后冲洗。适合需要便捷喷雾去油剂以进行常规发动机清洁的用户。","ideal_for":"物有所值（低于£50），因为它是水基、深层渗透的500ml喷雾，能有效清洁发动机且价格低于£50。"},{"brand":"Redex","model":"Redex Petrol System Cleaner 500ml","price_gbp":4.47,"origin_country":null,"specs":{"safe_for_parts":"Safe for petrol engines including hybrids; safe with E10 in compatible cars","solution_strength":"2.5ml per litre of fuel","application_method":"Pour into fuel tank (dose shown on bottle)"},"confidence_score":null,"sources":[{"label":"Fixra","url":"https://www.fixra.com/products/redex-petrol-system-cleaner-500ml","currency":"USD","source_country":"US","price":6.79,"price_gbp":5.06,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"Classic Auto Parts","url":"https://classicautoparts.co.uk/product/redex-petrol-system-cleaner-500ml/","currency":"USD","source_country":"US","price":6.0,"price_gbp":4.47,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"CarParts4Less","url":"https://www.carparts4less.co.uk/p/redex-petrol-treatment-500ml-552996810","currency":"USD","source_country":"US","price":12.49,"price_gbp":9.3,"scraped_at":"2026-06-16T00:10:03.791371"}],"summary":"Redex Petrol System Cleaner 是一款 500ml 的燃油添加剂，可清洁燃油喷油器和汽油系统，恢复性能，减少排放并防止 E10 燃油引起的腐蚀。它采用浓缩计量系统（2.5ml per litre）并随瓶提供刻度标记以便使用，适合定期保养。","ideal_for":"适合预算在 £50 以下、注重性价比的购买者；500ml 瓶装可提供四次剂量（2.5ml per litre），并提供 E10 腐蚀保护，可多次处理油箱并以低成本持续清洁喷油器。"},{"brand":"Autoglym","model":"Autoglym Engine and Machine Cleaner 1L","price_gbp":11.32,"origin_country":null,"specs":{"safe_for_parts":"Metal, plastic, rubber, painted and unpainted sections","application_method":"Spray on, brush to agitate, hose off (work on a cold engine)"},"confidence_score":null,"sources":[{"label":"Autoglym (official)","url":"https://www.autoglym.com/ec001-engine-machine-cleaner.html","currency":"USD","source_country":"US","price":16.99,"price_gbp":12.66,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"NonPaints (CROP)","url":"https://www.nonpaints.com/en/autoglym-engine-machine-cleaner-1-litre","currency":"USD","source_country":"US","price":15.2,"price_gbp":11.32,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"Disposable Discounter","url":"https://www.disposablediscounter.com/autoglym-engine-machine-cleaner-1-liter","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-16T00:10:03.791371"}],"summary":"水基发动机及机械清洁剂，能快速溶解油污、油脂和污垢。对金属、塑料和橡胶部件安全，设计为喷洒、用刷子搅动并冲洗；以1 litre 瓶装由 Autoglym 及主要零售商销售。","ideal_for":"适合预算在50英镑以下、注重性价比的买家：因其为1L水基清洁剂，对塑料和橡胶安全，并在官方零售商处以低于50.00 GBP 的价格出售。"},{"brand":"Cataclean","model":"Cataclean Fuel and Exhaust Cleaner Petrol 500ml","price_gbp":13.03,"origin_country":null,"specs":{"safe_for_parts":"catalytic converters, oxygen sensors, fuel injectors, EGR valves, petrol particulate filters","active_ingredient":"acetone, isopropanol, xylene, kerosene","application_method":"pour entire 500ml into fuel tank containing ~15 litres of fuel and drive at least 15 minutes"},"confidence_score":null,"sources":[{"label":"Euro Car Parts","url":"https://www.eurocarparts.com/p/cataclean-petrol-500ml-cat001-542771704","currency":"USD","source_country":"US","price":17.49,"price_gbp":13.03,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"Halfords","url":"https://www.halfords.com/motoring/engine-oils-and-fluids/fuel-and-oil-additives/cataclean-petrol%E2%80%93-complete-fuel-and-exhaust-system-cleaner-500ml-616247.html","currency":"USD","source_country":"US","price":17.99,"price_gbp":13.4,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"Euro Car Parts (compare listing)","url":"https://compare.parts/product/38535393601-cataclean-petrol-500ml-cat001-euro-car-parts/","currency":"USD","source_country":"US","price":17.49,"price_gbp":13.03,"scraped_at":"2026-06-16T00:10:03.791371"}],"summary":"Cataclean Petrol 500ml 是一种一次性燃油与排气系统清洁剂，能在燃烧前后双重作用，去除燃油系统部件与排气系统（包括 catalytic converter 和 oxygen sensors）上的碳、油胶与树脂。它是一种经专利的溶剂混合物，旨在减少排放并改善燃油经济性与性能，建议每 ~3,000 miles 或三个月 使用一次。","ideal_for":"适合预算导向且价格低于 £50 的买家；500ml 配方（acetone/isopropanol/xylene/kerosene 混合物）可处理约四分之一油箱（~15 litres），用于清洁 injectors、valves 和 catalytic converters，提供排放和燃油经济性改进，每次处理约 £17-£18。"},{"brand":"Redex","model":"Petrol System Cleaner 250ml","price_gbp":4.83,"origin_country":null,"specs":{"safe_for_parts":"Suitable for all petrol engines including hybrid; safe for fuel injectors and fuel systems","application_method":"Pour recommended amount into fuel tank before filling with petrol"},"confidence_score":null,"sources":[{"label":"MLG Warehouse","url":"https://mlgwarehouse.com/products/redex-petrol-system-cleaner-250ml-100-extra-free","currency":"USD","source_country":"US","price":6.49,"price_gbp":4.83,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"Redex (official)","url":"https://www.redexadditives.com/products/petrol-system-cleaner/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"TDX","url":"https://www.tdxltd.co.nz/shop/products/cleaners/redex-petrol-system-cleaner250ml-hlt-radd1101a","currency":"USD","source_country":"US","price":11.5,"price_gbp":8.57,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"MLG Warehouse","url":"https://mlgwarehouse.com/products/redex-petrol-system-cleaner-250ml-100-extra-free","currency":"USD","source_country":"US","price":6.49,"price_gbp":4.83,"scraped_at":"2026-06-16T00:19:54.340448"},{"label":"Redex (official)","url":"https://www.redexadditives.com/products/petrol-system-cleaner/","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-16T00:19:54.340448"},{"label":"TDX","url":"https://www.tdxltd.co.nz/shop/products/cleaners/redex-petrol-system-cleaner250ml-hlt-radd1101a","currency":"USD","source_country":"US","price":11.5,"price_gbp":8.57,"scraped_at":"2026-06-16T00:19:54.340448"}],"summary":"Redex Petrol System Cleaner 250ml is a fuel-additive designed to clean injectors and the fuel system, restore performance, and protect against corrosion from E10 fuel. It treats two tankfuls per bottle and is suitable for regular use in petrol engines.","ideal_for":"适合预算导向且价格在 £50 以下的买家：250ml 瓶装每瓶可处理两箱满油，既能改善燃油效率和性能，又能防护 E10 腐蚀，性价比高。"},{"brand":"Turtle Wax","model":"Tar and Glue Remover 300ml","price_gbp":5.96,"origin_country":null,"specs":{"safe_for_parts":"modern clear coat paintwork, glass, alloy wheels, SMART paint repairs","application_method":"spray (aerosol)"},"confidence_score":null,"sources":[{"label":"Turtle Wax Store UK","url":"https://www.turtlewax.co.uk/collections/bug-tar-removal","currency":"USD","source_country":"US","price":8.0,"price_gbp":5.96,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"Halfords","url":"https://www.halfords.com/motoring/car-cleaning/all-car-cleaning/turtle-wax-tar-and-glue-remover-400ml-806022.html","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"Joybuy","url":"https://m.joybuy.co.uk/dp/turtle-wax-tar-glue-remover-400ml/10411983","currency":"USD","source_country":"US","price":8.09,"price_gbp":6.03,"scraped_at":"2026-06-16T00:19:51.710448"},{"label":"Turtle Wax Store UK","url":"https://www.turtlewax.co.uk/collections/bug-tar-removal","currency":"USD","source_country":"US","price":8.0,"price_gbp":5.96,"scraped_at":"2026-06-16T00:19:54.340448"},{"label":"Halfords","url":"https://www.halfords.com/motoring/car-cleaning/all-car-cleaning/turtle-wax-tar-and-glue-remover-400ml-806022.html","currency":"USD","source_country":"US","price":null,"price_gbp":null,"scraped_at":"2026-06-16T00:19:54.340448"},{"label":"Joybuy","url":"https://m.joybuy.co.uk/dp/turtle-wax-tar-glue-remover-400ml/10411983","currency":"USD","source_country":"US","price":8.09,"price_gbp":6.03,"scraped_at":"2026-06-16T00:19:54.340448"}],"summary":"Solvent-based tar and glue remover in a non-drip gel/aerosol spray that softens and dissolves tar, glue and sap for easy wipe-off. Designed for exterior use on paint, glass and wheels and intended to be used spot‑wise then rinsed and re‑waxed. Best for quick removal of stubborn road tar and adhesive residues.","ideal_for":"适合列入'50英镑以下顶级发动机清洁剂'推荐榜单，因为它是溶剂型凝胶气雾剂，能有效溶解基于石油的污染物（焦油/胶），无需昂贵的专业工具且价格低廉。"},{"brand":"Wynn's","model":"Wynn's Petrol Injector Cleaner 325ml","price_gbp":7.41,"origin_country":null,"specs":{"safe_for_parts":"Catalytic converter; oxygen sensors; E10 safe","application_method":"Add full bottle to fuel tank before or during refuelling"},"confidence_score":null,"sources":[{"label":"Winparts","url":"https://www.winparts.nl/filters-vloeistoffen/additieven-reparatie/c751/wynn-s-benzine-injector-plus-cleaner-325ml/p108841.html","currency":"USD","source_country":"US","price":10.99,"price_gbp":8.19,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"Oliehandel.nl","url":"https://www.oliehandel.nl/wynns-injector-plus-cleaner","currency":"USD","source_country":"US","price":11.89,"price_gbp":8.86,"scraped_at":"2026-06-16T00:10:03.791371"},{"label":"AllesVoorJeAuto.shop","url":"https://www.allesvoorjeauto.shop/wynns-injector-plus-cleaner-325ml.html","currency":"USD","source_country":"US","price":9.95,"price_gbp":7.41,"scraped_at":"2026-06-16T00:10:03.791371"}],"summary":"325ml 一次性汽油喷油器清洁剂，清洁并润滑喷油器，可在行驶中持续防止沉积物形成长达 5,000 km，对催化转换器和氧传感器安全。可处理约 30-70 litres 的燃油，兼容无盖油箱系统和 E10 燃油。适用于常规保养，以改善怠速、冷启动、动力和燃油经济性。","ideal_for":"适合寻求价格在 £50 以下高评分发动机清洁剂的购买者：这是一款 325ml 一次性处理剂，可清洁喷油器并在最多 5,000 km 内防止沉积，同时对催化转换器和氧传感器安全。"}]}