A Hector Ramos brace helped Puerto Rico Islanders defeat Isidro Metapan 3-0 in the CONCACAF Champions League on Thursday.
Ramos was on target in the 39th minute to open the scoring in the Group Five match at Estadio Juan Ramon Loubriel.
He doubled the lead with a second strike 11 minutes from time, before Gregory Richardson completed the scoring for the hosts in the 90th minute.
The win lifts Puerto Rico Islanders up to second in the three-team group with four points from four matches played, one point ahead Salvadoran club Isidro Metapan.
MLS side Los Angeles Galaxy lead the pool on seven points from three matches.
In the other match on Thursday, CD FAS fared better than their Salvadoran compatriots, recording a 2-1 win at home to Olimpia of Honduras.
The visitors led through Javier Arnaldo Portillo Martinez's 64th-minute goal at Estadio Oscar Quiteno.
Alejandro de la Cruz Bentos equalised on 77 minutes, before Jorge Luis Moran spurned a chance to take the lead for CD FAS when he missed a spot-kick with four minutes to go.
Team-mate Juan Carlos Moscoso spared Moran's blushes when he scored in the 88th minute to seal victory and all three points for the home side.
It was a first win in four attempts for CD FAS, who trail second-placed Olimpia by a single point in Group Three.
Houston Dynamo top the table with seven points from their three outings.