Focal's ISUB TWIN passive subwoofers, compact and high-performance, feature robust speaker drivers capable of handling 100 watts RMS each. They easily fit beneath a car seat with self-adhesive strips for secure attachment, requiring no vehicle alterations. These subwoofers are compatible with Focal's Car Audio products and Inside Plug & Play kits, making them an ideal addition to any in-car audio system. Focal's ISUB TWIN subwoofers were designed for maximum performance while maintaining compactness. At just 3 1/8" (8cm) in height, they effortlessly fit under a car seat, ensuring convenient installation without occupying cabin or trunk space. These subwoofers feature custom-engineered speaker drivers for exceptional sound quality and impressive power handling capabilities.
Focal's ISUB TWIN passive subwoofers, compact and high-performance, feature robust speaker drivers capable of handling 100 watts RMS each. They easily fit beneath a car seat with self-adhesive strips for secure attachment, requiring no vehicle alterations. These subwoofers are compatible with Focal's Car Audio products and Inside Plug & Play kits, making them an ideal addition to any in-car audio system. Focal's ISUB TWIN subwoofers were designed for maximum performance while maintaining compactness. At just 3 1/8" (8cm) in height, they effortlessly fit under a car seat, ensuring convenient installation without occupying cabin or trunk space. These subwoofers feature custom-engineered speaker drivers for exceptional sound quality and impressive power handling capabilities.
There are no live offers for Focal Inside ISUB Twin Subwoofers right now. The all-time low we recorded was $405.00 on 5 June 2026. Set a price alert to hear when it's back in stock.
Prices last updated 9 Sept 2026.
Focal Inside ISUB Twin Subwoofers
Focal's ISUB TWIN passive subwoofers, compact and high-performance, feature robust speaker drivers capable of handling 100 watts RMS each. They easily fit beneath a car seat with self-adhesive strips for secure attachment, requiring no vehicle alterations. These subwoofers are compatible with Focal's Car Audio products and Inside Plug & Play kits, making them an ideal addition to any in-car audio system. Focal's ISUB TWIN subwoofers were designed for maximum performance while maintaining compactness. At just 3 1/8" (8cm) in height, they effortlessly fit under a car seat, ensuring convenient installation without occupying cabin or trunk space. These subwoofers feature custom-engineered speaker drivers for exceptional sound quality and impressive power handling capabilities.
Focal's ISUB TWIN passive subwoofers, compact and high-performance, feature robust speaker drivers capable of handling 100 watts RMS each. They easily fit beneath a car seat with self-adhesive strips for secure attachment, requiring no vehicle alterations. These subwoofers are compatible with Focal's Car Audio products and Inside Plug & Play kits, making them an ideal addition to any in-car audio system. Focal's ISUB TWIN subwoofers were designed for maximum performance while maintaining compactness. At just 3 1/8" (8cm) in height, they effortlessly fit under a car seat, ensuring convenient installation without occupying cabin or trunk space. These subwoofers feature custom-engineered speaker drivers for exceptional sound quality and impressive power handling capabilities.
Last updated at 09/09/2026 06:39:16
Focal ISUBTWIN Ultra Compact Passive Subwoofer
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Focal ISUB Twin Under Seat Subwoofer 2x100W
Delivery $145.63
Focal F Isubtwin | Inside Isub Twin Subwoofer Paar
Delivery between 15–18 Sept $29
ISUBTWIN Underseat Subwoofer
Focal ISUBTWIN Underseat Subwoofer (Pair)
Free delivery between 14–21 Sept
Focal ISUB TWIN Compact 2 x 100W RMS 2-Ohm Enclosed Micro Subwoofers
Free delivery between 10–22 Sept
ISUB TWIN - 2x micro subwoofers 2 x 100WRMS @ 2 Ohms each mounted in 240x260x80mm enclosures | Focal
Free delivery between 15–23 Sept
ISUB TWIN
Delivery $14.95
Focal ISUB TWIN Compact 2 x 100W RMS 2-Ohm Enclosed Micro Subwoofers
Free delivery
FOCALUltra-Compact Passive Underseat Subwoofer System - ISUBTWIN
Delivery $19
originally posted on ozaudioshop.com
Perfect for underseat of Jimny
originally posted on ozaudioshop.com
I bought these under Dre's recommendation for my Suzuki Jimny, and im very happy with the result. I was just after i little more "depth" to the sound, and Dre recommended these and some alpine 5" speakers with the Focal Impulse Amplifier. Very happy with the sound. Thanks again Dre
originally posted on ozaudioshop.com
also put these in my jimny, seems like the only option to not lose boot space
| Pair or Single | Dual |
| Woofer Diameter (mm) | 178 x 63.5mm |
| Woofer Diameter (Inch) | 7x2.5 Inch |
| RMS Power | 200W |
| Impedance | 2 Ohm |
Focal ISUBTWIN Ultra Compact Passive Subwoofer
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Focal ISUB Twin Under Seat Subwoofer 2x100W
Delivery $145.63
Focal F Isubtwin | Inside Isub Twin Subwoofer Paar
Delivery between 15–18 Sept $29
ISUBTWIN Underseat Subwoofer
Focal ISUBTWIN Underseat Subwoofer (Pair)
Free delivery between 14–21 Sept
Perfect for underseat of Jimny
I bought these under Dre's recommendation for my Suzuki Jimny, and im very happy with the result. I was just after i little more "depth" to the sound, and Dre recommended these and some alpine 5" speakers with the Focal Impulse Amplifier. Very happy with the sound. Thanks again Dre
also put these in my jimny, seems like the only option to not lose boot space
Fantastic quality, transformed the sound in my 2023 caddy
| Pair or Single | Dual |
| Woofer Diameter (mm) | 178 x 63.5mm |
| Woofer Diameter (Inch) | 7x2.5 Inch |
| RMS Power | 200W |
| Impedance | 2 Ohm |
