{"product_id":"vauxhall-astra-mk4-gsi-z20let-silicone-coolant-hose-kit","title":"Vauxhall Astra MK4 GSi Z20LET Silicone Coolant Hose Kit","description":"\u003ch1\u003eStoney Racing GSI-0001 Silicone Coolant Hose Kit – Vauxhall Astra MK4 GSi \/ SRi 2.0 Turbo Z20LET\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eStoney Racing GSI-0001\u003c\/strong\u003e is a full silicone replacement for the engine bay coolant hoses on the \u003cstrong\u003eVauxhall Astra MK4 GSi and SRi 2.0 Turbo Z20LET\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe kit replaces all 13 coolant hoses, including the turbo water hose with banjo fitting that most kits leave out. Each hose is built from \u003cstrong\u003e4-ply silicone with 3-ply polyester reinforcement\u003c\/strong\u003e, so it will not perish, swell or crack like ageing rubber hoses.\u003c\/p\u003e\n\u003cp\u003eIt is available in \u003cstrong\u003e3 colours\u003c\/strong\u003e and can be ordered with a full set of \u003cstrong\u003estainless worm-drive, spring or stainless T-bolt clamps\u003c\/strong\u003e, or without clamps if you plan to reuse your originals.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDirect-fit replacement for 13 coolant hoses\u003c\/li\u003e\n\u003cli\u003eIncludes the turbo coolant hose with banjo fitting\u003c\/li\u003e\n\u003cli\u003eFits Astra MK4 GSi and SRi with the Z20LET engine\u003c\/li\u003e\n\u003cli\u003eManual, RHD only\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4-ply silicone with 3-ply polyester reinforcement\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eWorking pressure over 7 bar, burst pressure over 10 bar\u003c\/li\u003e\n\u003cli\u003eTemperature range −50°C to 180°C\u003c\/li\u003e\n\u003cli\u003eChoice of 3 colours\u003c\/li\u003e\n\u003cli\u003eOptional full clamp kit in 3 styles\u003c\/li\u003e\n\u003cli\u003e3-year manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification Details\u003c\/th\u003e\n\u003cth\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eStoney Racing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Code\u003c\/td\u003e\n\u003ctd\u003eGSI-0001\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVehicle\u003c\/td\u003e\n\u003ctd\u003eVauxhall Astra MK4 GSi \/ SRi 2.0 Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Years\u003c\/td\u003e\n\u003ctd\u003e1998–2005 (Z20LET models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003e2.0 Turbo Z20LET\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransmission\u003c\/td\u003e\n\u003ctd\u003eManual\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHoses in Kit\u003c\/td\u003e\n\u003ctd\u003e13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eApprox. 4.5mm wall, 4-ply silicone, 3-ply polyester reinforcement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Pressure\u003c\/td\u003e\n\u003ctd\u003eOver 7 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurst Pressure\u003c\/td\u003e\n\u003ctd\u003eOver 10 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e−50°C to 180°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColours\u003c\/td\u003e\n\u003ctd\u003eBlue, Red, Black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eHoses Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eTop radiator hose\u003c\/li\u003e\n\u003cli\u003eBottom radiator hose\u003c\/li\u003e\n\u003cli\u003eHeater matrix inlet hose\u003c\/li\u003e\n\u003cli\u003eHeater matrix outlet hose\u003c\/li\u003e\n\u003cli\u003eExpansion tank lower hose\u003c\/li\u003e\n\u003cli\u003eAdditional water pump hose\u003c\/li\u003e\n\u003cli\u003eExpansion tank top hose 1\u003c\/li\u003e\n\u003cli\u003eExpansion tank top hose 2 to metal pipe\u003c\/li\u003e\n\u003cli\u003eExpansion tank metal pipe to thermostat hose\u003c\/li\u003e\n\u003cli\u003eThrottle body coolant hose\u003c\/li\u003e\n\u003cli\u003eOil cooler hose 1\u003c\/li\u003e\n\u003cli\u003eOil cooler hose 2\u003c\/li\u003e\n\u003cli\u003eTurbo coolant hose with banjo fitting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eClamp Options\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eBlack Spring Clips\u003c\/strong\u003e are the type most manufacturers use. They give the most even clamping pressure and are generally the best choice for coolant hoses, although being mild steel they can show surface rust over time.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStainless Worm-Drive\u003c\/strong\u003e clamps are fully stainless, so they will not rust, and they are easier to fit in tight spaces. A good choice if engine bay appearance matters.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eStainless T-Bolt\u003c\/strong\u003e clamps are the heaviest-duty option, ideal where maximum clamping force is wanted.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eNone\u003c\/strong\u003e lets you reuse your existing clamps. These hoses are slightly thicker than standard, so some original clamps may be too small.\u003c\/p\u003e\n\u003ch2\u003eImportant Fitting Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSome coolants are not compatible with silicone hoses. Check your coolant before fitting.\u003c\/li\u003e\n\u003cli\u003eManual, right-hand-drive Z20LET models only.\u003c\/li\u003e\n\u003cli\u003eUse washing-up liquid to lubricate the hoses when fitting. Never use WD40 or any oil-based lubricant.\u003c\/li\u003e\n\u003cli\u003eAlways dilute coolant with de-ionised water, never tap water, and never mix coolant types.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's in the Box?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e13 × Stoney Racing reinforced silicone hoses in your chosen colour\u003c\/li\u003e\n\u003cli\u003eFull clamp set in your chosen style (if selected)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eDoes it include the turbo coolant hose?\u003c\/h3\u003e\u003cp\u003eYes. The turbo water hose with banjo fitting is included, which most kits leave out.\u003c\/p\u003e\u003ch3\u003eCan I reuse my original clamps?\u003c\/h3\u003e\u003cp\u003eOften, yes. However, these hoses are slightly thicker than the originals, so some factory clamps may be too small.\u003c\/p\u003e\u003ch3\u003eWhy are some colours on pre-order?\u003c\/h3\u003e\u003cp\u003eStoney Racing makes some colour and clamp combinations to order. These are marked as pre-order and dispatched in around \u003cstrong\u003e3–6 weeks\u003c\/strong\u003e.\u003c\/p\u003e\u003ch3\u003eWhich clamps should I choose?\u003c\/h3\u003e\u003cp\u003eSpring clips give the most even clamping force for coolant hoses. Stainless worm-drive clamps will not rust and are easier to fit. T-bolt clamps are the strongest option.\u003c\/p\u003e\u003ch3\u003eIs my coolant compatible?\u003c\/h3\u003e\u003cp\u003eMost are, but some coolants (particularly some OAT types containing 2-EHA) can damage silicone. Read the Important Fitting Notes linked on this page, which list compatible coolants.\u003c\/p\u003e\u003ch3\u003eWhat warranty do I get?\u003c\/h3\u003e\u003cp\u003eStoney Racing silicone hoses carry a \u003cstrong\u003e3-year warranty\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Stoney Racing","offers":[{"title":"Blue \/ None","offer_id":55899579515209,"sku":"GSI-0001-B","price":159.99,"currency_code":"GBP","in_stock":true},{"title":"Blue \/ Stainless Worm-Drive","offer_id":55899579547977,"sku":"GSI-0001-B-CK","price":170.99,"currency_code":"GBP","in_stock":true},{"title":"Blue \/ Black Spring Clips","offer_id":55899579580745,"sku":"GSI-0001-B-SC","price":173.99,"currency_code":"GBP","in_stock":true},{"title":"Blue \/ Stainless T-Bolt","offer_id":55899579613513,"sku":"GSI-0001-B-TC","price":194.99,"currency_code":"GBP","in_stock":true},{"title":"Red \/ None","offer_id":55899579646281,"sku":"GSI-0001-R","price":159.99,"currency_code":"GBP","in_stock":true},{"title":"Red \/ Stainless Worm-Drive","offer_id":55899579679049,"sku":"GSI-0001-R-CK","price":170.99,"currency_code":"GBP","in_stock":true},{"title":"Red \/ Black Spring Clips","offer_id":55899579711817,"sku":"GSI-0001-R-SC","price":173.99,"currency_code":"GBP","in_stock":true},{"title":"Red \/ Stainless T-Bolt","offer_id":55899579744585,"sku":"GSI-0001-R-TC","price":194.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ None","offer_id":55899579777353,"sku":"GSI-0001-BLK","price":159.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ Stainless Worm-Drive","offer_id":55899579810121,"sku":"GSI-0001-BLK-CK","price":170.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ Black Spring Clips","offer_id":55899579842889,"sku":"GSI-0001-BLK-SC","price":173.99,"currency_code":"GBP","in_stock":true},{"title":"Black \/ Stainless T-Bolt","offer_id":55899579875657,"sku":"GSI-0001-BLK-TC","price":194.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0974\/9463\/0729\/files\/4832970691.jpg?v=1794369401","url":"https:\/\/rrs-store.co.uk\/products\/vauxhall-astra-mk4-gsi-z20let-silicone-coolant-hose-kit","provider":"Race Rally Supplies","version":"1.0","type":"link"}