Xtension

{{short description|Irish-bred Hong Kong racehorse}}

{{For|the QuarkXPress API|XTension}}

{{Infobox thoroughbred racehorse

|horsename = Xtension

|image = Xtension 20110320.JPG

|caption = Xtension

|sire = Xaar

|grandsire = Zafonic

|dam = Great Joy

|damsire = Grand Lodge

|sex = Stallion

|foaled = 2 February 2007

|country = Ireland

|colour = Brown

|breeder = Paul McCartan

|owner = Brighthelm Racing
Mr & Mrs Steven Lo Kit Sing

|trainer = Clive Cox
John Moore

|record = 32:4-7-5https://www.pedigreequery.com/xtension

|earnings = HKD$3.4 million

|race = Vintage Stakes (2010)
Champions Mile (2011, 2012)

|honours =

|updated= 24 December 2024

}}

Xtension ({{zh|c=軍事攻略}}; foaled 2 February 2007) is a Hong Kong–based retired racehorse and breeding stallion. He is one of the nominees of 2010-2011 Hong Kong Horse of the Year.