Finish Line Top Gloss Thinner 5L is specifically formulated to enhance the flow, levelling, and gloss of automotive paints and topcoats. Designed for use in demanding refinishing work, this thinner ensures a professional-grade finish with maximum depth and clarity.
Its controlled evaporation rate allows paint to settle evenly, reducing orange peel and surface imperfections. The result is a mirror-like gloss and consistent coverage across panels, making it the preferred choice for both automotive body shops and advanced DIY users.
In addition to thinning topcoat materials, this solvent also helps maintain spray equipment by flushing out residual coatings and keeping tools in excellent working condition.
United Kingdom
We offer free standard delivery across the UK Mainland with no minimum spend required. Orders over £100 qualify for a free upgrade to Next Day delivery. For orders under £100, UK Mainland Next Day delivery is available at £4.99.
Please note: Next Day delivery is not available to Ireland, Northern Ireland, or the Scottish Highlands & Islands.
Delivery times exclude weekends and bank holidays.
Orders placed before 2PM (Monday to Friday) will be dispatched the same day. Orders placed after 2PM will be sent the next working day. While we aim to deliver quickly, Next Day delivery is not guaranteed.
Ireland
We offer a 4–5 working day delivery service to Ireland at a flat rate of £4.99.
European Union
We ship to the following EU and nearby countries:
Austria, Belgium, Bulgaria, Croatia, Cyprus, Czechia, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Åland Islands, Albania, Andorra, Armenia, Belarus, Bosnia & Herzegovina, Faroe Islands, Georgia, Gibraltar, Greenland, Guadeloupe, Guernsey, Isle of Man, Jersey, Kosovo, Liechtenstein, Mayotte, Moldova, Monaco, Montenegro, North Macedonia, Réunion, San Marino, Serbia, Svalbard & Jan Mayen, Turkey, and Vatican City.
This is a 5–7 working day delivery service at a flat rate of £9.99.
Dispatch Information
Orders placed before 2PM on weekdays will be dispatched the same day. Orders placed after 2PM or during weekends and bank holidays will be dispatched the next working day.
All parcels are shipped from our Leicester HQ. Small items will be sent via Royal Mail.
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