SEAT's motorsport ambitions predate the WTCC by decades. The Special Vehicles department, formed in 1971, accumulated 11 national rally titles between 1979 and 1983. SEAT Sport took over in 1985 and steadily elevated the brand's international profile — winning the FIA 2-Litre World Rally Cup with the Ibiza Kit-Car in 1996, 1997, and 1998 before pursuing a full World Rally Championship campaign with the Córdoba WRC from 1998 to 2000. After withdrawing from rallying, SEAT Sport pivoted to touring cars.
SEAT's transition to closed-wheel competition began in 2003 when the team entered the European Touring Car Championship (ETCC) with the SEAT Toledo Cupra. Jordi Gené and Frank Diefenbacher were the initial drivers, joined in 2004 by former British Touring Car Championship winner Rickard Rydell, who secured the team's first ETCC victory. That groundwork positioned SEAT Sport to contest the WTCC when the ETCC was elevated to world-championship status in 2005.
When the ETCC became the WTCC in 2005, SEAT Sport entered with a multi-car squad running the SEAT Toledo and the newly introduced SEAT León. Peter Terting replaced compatriot Diefenbacher, and Jason Plato competed for four rounds. The team established itself as a competitive manufacturer but did not challenge for overall honours in the opening year.
For 2006 SEAT recruited an ambitious driver line-up including Gabriele Tarquini, Yvan Muller, and James Thompson alongside Gené. Additional drivers André Couto, Oscar Nogués, and Florian Gruber made one-off appearances. The expanded operation confirmed SEAT Sport's intent to become a championship contender.
Rydell, Thompson, and Terting departed ahead of 2007, replaced by Michel Jourdain Jr. and Tiago Monteiro. Terting and Rydell later made individual appearances. A significant development came late in the season when SEAT debuted the TDi diesel variant of the León, previewing the powertrain that would underpin its title victories.
SEAT Sport scaled back from six cars to five for 2008 but delivered its most successful season to date. Yvan Muller won the drivers' championship — SEAT's first in the WTCC — and the team secured the manufacturers' title as well, achieving a clean sweep of both top honours.
French outfit Oreca assisted with the operation in 2009 as SEAT Sport retained the same core driver lineup. Gabriele Tarquini claimed the drivers' title, giving SEAT consecutive championships at both the driver and constructor level. At the end of the year SEAT withdrew as a full factory team following this peak achievement, having won the manufacturers' crown twice running.
Although SEAT Sport departed the WTCC as a works entrant after 2009, the programme did not end immediately. In January 2010 SEAT announced backing for the newly formed SR-Sport team run by SUNRED Engineering, with Tarquini, Gené, Monteiro, and Tom Coronel continuing as drivers while Yvan Muller moved to Chevrolet.
From 2012 SEAT operated as a customer-supply team, providing 1.6-litre turbocharged engines and TDi units to multiple independent squads including the Lukoil Racing Team (Tarquini and Aleksei Dudukalo), Tuenti Racing (Pepe Oriola, Fernando Monje, Tiago Monteiro), and Special Tuning Racing. The supply arrangement kept SEAT hardware competitive in the WTCC years after the works programme concluded.
The SEAT León became the definitive WTCC weapon for the team. First raced in 2005, the platform evolved through petrol and TDi diesel variants across the team's championship years. The León WTCC represented SEAT's most technically sophisticated touring car at the time, developed by SEAT Sport's engineers in Barcelona. Later iterations of the León continued to race in customer hands well beyond the factory team's retirement.
Concurrent with the WTCC campaign, SEAT Sport ran a parallel programme in the British Touring Car Championship under the SEAT Sport UK banner from 2004 to 2008. Jason Plato was the team's anchor driver for all five years and finished as runner-up in the 2006 and 2007 championships. Other drivers included Rob Huff, James Thompson, and Darren Turner. The cars were initially operated by RML Group before RML focused on the Chevrolet WTCC effort.
SEAT Sport's WTCC titles in 2008 and 2009 remain the defining competitive achievements in the brand's touring car history. The programme demonstrated that a Spanish manufacturer with limited prior international experience in saloon racing could challenge and beat the world's best over a sustained period. The infrastructure, technical knowledge, and driver relationships built during the WTCC years directly informed subsequent motorsport efforts by Cupra Racing — SEAT Sport's successor — in the FIA ETCR, Extreme E, and Formula E through the 2020s.