Jonas Hofmann and Victor Boniface scored after coming off the bench as Bayer Leverkusen beat West Ham 2-0 at home on Thursday in their Europa League quarter-final first leg.

Leverkusen head into Thursday's home first leg against West Ham in the Europa League quarter-finals unbeaten in 41 matches this season, with 36 wins and five draws.

Bayer Leverkusen coach Xabi Alonso insisted Friday it was "still too early" to talk about the Bundesliga title despite his team being 13 points clear at the top of the table.

Bundesliga leaders Bayer Leverkusen overwhelmed second division club Fortuna Dusseldorf 4-0 on Wednesday to reach the German Cup final and stretch their unbeaten run to 40 matches across all competitions this season.

Last-gasp goals from Robert Andrich and Patrik Schick kept Bayer Leverkusen's undefeated record this season alive with a 2-1 home win over Hoffenheim on Saturday.

Bayer Leverkusen boss Xabi Alonso ended speculation of a potential move to one of his former clubs Liverpool or Bayern Munich in the close season when the Spaniard said on Friday that he was committed to staying with the Bundesliga leaders.

Alonso has been linked with moves to Liverpool, Real Madrid and Bayern Munich, clubs where he all spent time as a player, having so far done a stunning job at runaway Bundesliga leaders Leverkusen.

Florian Wirtz scored after 84 seconds as Bayer Leverkusen made it 38 games unbeaten in all competitions with a 3-2 victory in Freiburg on Sunday.

Xabi Alonso has taken Bayer Leverkusen to the brink of their first Bundesliga title, but the rising star of European coaching could soon be on the move to Liverpool or Bayern Munich.

Bayer Leverkusen tightened their grip at the top of the Bundesliga with a 2-0 victory over 10-man Cologne to pull 10 points clear of Bayern Munich.

Xabi Alonso said on Friday links to Liverpool and Bayern Munich were "just speculation" and that his "head is here" as he strives to take his record-breaking Bayer Leverkusen side to a first Bundesliga title.

A long-range shot from Robert Andrich took Bundesliga leaders Bayer Leverkusen to a 2-1 home win against Mainz on Friday, setting a new German record of 33 games unbeaten.

Bayern Munich coach Thomas Tuchel said he was not the only one responsible for his team's bad form and hoped the club's decision to part ways with him at the end of the season would liberate him and his players for the remainder of the campaign.

Bayer Leverkusen coach Xabi Alonso said Thursday it was "not the right moment for me to talk about" his future, with the in-demand coach linked to Bayern Munich and Liverpool.

Goals from Jeremie Frimpong and Amine Adli earned Leverkusen a 2-1 win at Heidenheim on Saturday, sending Xabi Alonso's Bundesliga leaders eight points clear of Bayern Munich in second.

Xabi Alonso is an incredible talent from the new generation of managers given his impressive run at Bayer Leverkusen, soon to depart Liverpool manager Juergen Klopp said.

"One thing is the contract, the other is how comfortable he feels. He knows we will have a top team next year."

Bundesliga leaders Bayer Leverkusen outplayed champions Bayern Munich for a 3-0 victory on Saturday that sent them five points clear at the top of the league and put them firmly in charge of the title race.

Xabi Alonso's unbeaten Bayer Leverkusen took control of the Bundesliga title race on Saturday, thoroughly outclassing Bayern Munich in a 3-0 home win to go five points clear at the top of the table.

Bayern Munich still have room for improvement and must up their game on Saturday at unbeaten league leaders Bayer Leverkusen, who have been playing close to their performance limit, said Bayern coach Thomas Tuchel on Friday.