{"title":"Double Six Series II","description":"\u003cp\u003e\u003cstrong\u003eDouble Six Series Ii braided brake lines\u003c\/strong\u003e (stainless braided, PTFE-lined) for a firmer pedal and more consistent braking performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReduced expansion vs OEM rubber hoses\u003c\/li\u003e\n\u003cli\u003eRoad \u0026amp; track-ready performance\u003c\/li\u003e\n\u003cli\u003eFast UK dispatch from Proline\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eFitment:\u003c\/strong\u003e Unsure which kit you need for your Double Six Series Ii? Contact us and we'll make sure you get the right one first time.\u003c\/p\u003e","products":[{"product_id":"daimler-double-six-series-ii-5-3-1973-1975-stainless-steel-braided-brake-line-kit","title":"Daimler Double Six Series II 5.3 (1973-1975) Stainless Steel Braided Brake Line Kit","description":"\u003cp\u003eEnhance your Daimler Double Six Series II 5.3 (1973-1975) Stainless Steel Braided Brake Line Kit with Proline stainless steel braided brake lines - the ultimate upgrade over OEM rubber hoses.\u003c\/p\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSharper, more consistent braking response compared to OEM rubber hoses.\u003c\/li\u003e\n\u003cli\u003eStainless steel braided construction resists expansion under pressure.\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant stainless fittings for long-term reliability.\u003c\/li\u003e\n\u003cli\u003eSuitable for fast road, track days, and motorsport use.\u003c\/li\u003e\n\u003cli\u003eBacked by our Proline lifetime guarantee.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKit Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFull set of stainless steel braided brake lines (front and rear) to replace OEM rubber flexi lines\u003c\/li\u003e\n\u003cli\u003eStainless steel banjo bolts*\u003c\/li\u003e\n\u003cli\u003eCopper crush washers*\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e*Included where required with the kit.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable class=\"tech-specs\"\u003e \u003ctr\u003e\n\u003cth\u003eInner Hose\u003c\/th\u003e\n\u003ctd\u003ePTFE (Teflon) liner\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eOuter Braid\u003c\/th\u003e\n\u003ctd\u003e304 Stainless Steel with PVC protective cover\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eFittings\u003c\/th\u003e\n\u003ctd\u003eStainless Steel (303\/304)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eTemperature Range\u003c\/th\u003e\n\u003ctd\u003e-70C to +260C (-94F to +500F)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eInside Diameter\u003c\/th\u003e\n\u003ctd\u003e3.5mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eOutside Diameter\u003c\/th\u003e\n\u003ctd\u003e7.5mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eWorking Pressure\u003c\/th\u003e\n\u003ctd\u003e290 bar (4206 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eBurst Pressure\u003c\/th\u003e\n\u003ctd\u003e870 bar (12,618 PSI)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003cth\u003eMinimum Bend Radius\u003c\/th\u003e\n\u003ctd\u003e38mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eDesigned for: Daimler Double Six Series II 5.3 (1973-1975) Stainless Steel Braided Brake Line Kit\u003cbr\u003eDirect OEM replacement for factory rubber flexi brake hoses.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eAre braided brake lines road legal and MOT compliant?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eYes, stainless braided brake lines are fully road legal in the UK and will pass MOT testing when fitted correctly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eDo these lines replace both front and rear hoses?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eYes, each Proline kit is supplied as a full set for the front and rear of the vehicle to replace OEM rubber flexi lines.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e \u003csummary\u003e\u003cstrong\u003eWhat brake fluid can I use?\u003c\/strong\u003e\u003c\/summary\u003e \u003cp\u003eCompatible with DOT 3, DOT 4, and DOT 5.1 fluids. 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