Buy a Terrorbyte (if you do not have one) and upgrade it as per your preference. Customisation of the military vehicle is necessary if it is new. Summon the Terrorbyte by going to Services and then requesting the Terrorbyte. Summon your Oppressor Mk II and head towards the Terrorbyte with it.

Is the oppressor mk2 worth upgrading?

The Oppressor MKII works best when used in tandem with a Terrorbyte as its Specialized Vehicle Workshop allows for storage and customization. However, even without it, the Oppressor MKII is a fantastic purchase.

How much does it cost to upgrade oppressor mk2?

Cost to fully upgrade the Oppressor MK2 in GTA Online

Nightclub's cost starts from $1,135,000. Terrorbyte's cost starts from $1,375,000. Oppressor MK2′s original price: $3,890,250.