Tunnel Trance Force 4 is a compilation on CD, released on Tunnel Records (TR1006CD) in 1997.
The CD collects 11 tracks from 11 artists. 6 tracks are exclusive to this release: "Sunflower (TTF mix)" by Airtribe, "I'm just gettin warm" by Hardsequencer, "Progressiv attack (Gary D. vs TTF mix)" by Code 20, "Monolith" by Genlog, "Monster" by Gary D. and 1 more. Several of its tracks are well known favorites: "" by X-Dream (1996, 7 releases) and "" by Morphem (1996, 5 releases).
- 01Airtribe — Sunflower (TTF mix)
- 02Hardsequencer — I'm just gettin warm
- 03Code 20 — Progressiv attack (Gary D. vs TTF mix)
- 04Bay City Ravers — Your leader
- 05Higher Phreax — Brain blower (TTF mix)
- 06Genlog — Monolith
- 07X-Dream — The Second Room (A-Trip)
- 08Gary D. — Monster
- 09Sequel Bass — Voices
- 10Alzheimer Projekt — Move
- 11Morphem — Montage
