I have a pair of these E21 (m20) intake runners.
You will need SIX to swap your D-jet/L-jet smaller runners. Buy a pair so you won't need to buy eight of them.
E21 intake runners are larger and have shown to increase torque:
http://www.firstfives.org/faq/e21_intake/320_runners.html
$50 plus shipping from 98198.
You will need SIX to swap your D-jet/L-jet smaller runners. Buy a pair so you won't need to buy eight of them.
E21 intake runners are larger and have shown to increase torque:
http://www.firstfives.org/faq/e21_intake/320_runners.html
$50 plus shipping from 98198.