AST Suspension Products
STM carries AST Suspension coilovers and lowering springs. AST products are made in the Netherlands.

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AST Moton 3 Way Motorsport Adjustable Coilovers for Nissan R35 GTR (M 502 027S) $8,280.00
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AST Moton 2 Way Clubsport Adjustable Coilovers for Nissan R35 GTR (M 502 026S) $7,260.00
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AST Moton 1 Way Adjustable Coilovers for Nissan R35 GTR (M 502 126S) $5,770.00
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AST Suspension Lowering Springs for 2015-2021 Subaru STi (ASTLS-18-026) $259.23
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AST Suspension Lowering Springs for 2015-2021 VA Subaru WRX (ASTLS-18-027) $258.01
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AST Adjustable Lowering Springs for 07+ Nissan GTR R35 (ASTALS-21-002) $1,180.00
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AST 5100 Competition Coilovers for 2022+ GR Corolla (ACC-T2406SD) $4,520.00
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AST Adjustable Lowering Springs for F8X BMW M2/M3/ M4 (ASTALS-21-001) $1,045.00
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AST Adjustable Lowering Springs for G8X 2021+ BMW M3/ M4 (ASTALS-21-004) $1,045.00
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AST 5100 Series Coilovers for G8X 2021+ BMW M3/ M4 $3,350.00 +
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AST Suspension Lowering Springs for 2018+ Trackhawk $449.00