Juan Imhoff scored a hat-trick to quell Touloon's second half fight back to secure Racing a 41-30 over Toulon in Paris on Sunday.
The win sees Racing 92 frog leaps over five competitors and now sit at third on the table from eighth.
Toulon are bumped down from fourth place and sit at fifth.
Imhoff has an incredible game throughout, scoring his first and second tries with ten minutes and scoring his third in the 62 minute.
The Argentine international scored the first try of the game of and scored his second five-pointer soon after.
New Zealand flyer Casey Laulala added to his side's tally in 27th minute and in the 55th minute.
Toulon finally came back into the game when Jonathan Pelissie scored a try for his side.
Racing weren't going to be outdone as Wenceslas Lauret then secured a five-pointer.
Toulon were then awarded a penalty try from the referee.
Toulon had the final say when Anthony Belleau scored a late try for his team but it was not enough to topple the Parisians.
Tries: Imhoff 3, Laulala 2, Lauret
Cons: Carter 4
Tries: Pelissie, Penalty try, Belleau
Cons: Halfpenny 3
Pens: Halfpenny 2