Home / Shop / Goldwing GL 1800 2012 - 2017 / exhaust systems and - parts / Exhaust extension set GL 1800 (P 18610103) This product is on backorder and not currently available for order. Exhaust extension set GL 1800 (P 18610103)€225,00 exhaust extensions GL 1800 SKU: 8110 Categories: exhaust systems and - parts, exhaust systems and - parts