All the sound you need thanks to their carefully optimized parameters, the GRS 6PF-8 6-1/2" poly-laminated paper cone woofers offer a high degree of compatibility when used as replacement speakers—they also provide excellent performance in new projects, t
At last, a faithful reproduction of the classic "phenolic ring" tweeter developed by CTS and used by Marantz, Altec, Martin, Acoustic Research and many others!
The GRS B25-4 1" titanium dome tweeter pair is the ideal drop in replacement tweeter for many popular BMW vehicles. The included angled mounting pod aims the tweeter for optimum response when installed into factory locations. With a rigid titanium dome, c
The GRS B100C-4 4" BMW replacement full-range driver pair is the perfect solution for dealerships, installers, and repair shops. The unique swappable mounting flange allows this speaker to replace virtually all 4" drivers used in late model BMW vehicles t
The GRS 8SW-4 8" 4 ohm poly cone driver is a true bargain in replacement subwoofers! This economical sub features a large diameter voice coil, durable polypropylene cone, and extended excursion for high energy bass reproduction.
The GRS 1TD1-8 is an economical replacement for dome tweeters in a wide range of classic speakers. It’s also a great choice for new budget builds!
This GRS full range, wide dispersion loudspeaker is ideally suited to voice and background music. 12 oz. ceramic magnet, 1" aluminum voice coil. 8 ohm impedance.
The GRS 1TD2-8 designer dome tweeter is an economical replacement for dome tweeters in classic speakers. Its stylized faceplate also makes it a great-looking addition to new builds.
The GRS 1TD1-8 is an economical replacement for dome tweeters in a wide range of classic speakers. It’s also a great choice for new budget builds!
The GRS 8PR-8 8" woofer features a polypropylene cone and a rubber surround. It performs admirably in sealed-box speaker applications.
Many popular, classic 10" speaker designs can be replaced or upgraded with a GRS 10PR-8 poly cone woofer.
The GRS B200-2 8" subwoofer pair makes it easy to replace the stock 2 ohm drivers found in many BMW under and behind seat subwoofers. These drop–in replacements fit perfectly in the factory enclosures and will even accept the stock wiring. With a fibergla
The GRS B100-4 4" BMW replacement full-range driver pair is the perfect solution for dealerships, installers, and repair shops. The unique swappable mounting flange allows this speaker to replace virtually all 4" drivers used in late model BMW vehicles ta
The GRS 12SW-4 12" 4 ohm poly cone subwoofer is a true bargain in replacement subwoofers! This economical sub features a beefy large diameter voice coil, durable polypropylene cone, and extended excursion for high-energy bass reproduction.
The GRS 10SW-4 10" 4 ohm poly cone subwoofers are a true bargain in replacement subwoofers! These economical subs feature a large diameter voice coil, durable polypropylene cone, and extended excursion for high energy bass reproduction.
GRS' 6-1/2" round automotive speaker is a perfect choice for replacing blown, aging, or damaged original-equipment speakers in your car or truck. Features a dual cone design for durability and wide range audio reproduction.
GRS' 5-1/4" round automotive speaker is a perfect choice for replacing blown, aging, or damaged original-equipment speakers in your car or truck. Features a dual cone design for durability and wide range audio reproduction.
GRS' 4" square frame automotive speaker is a perfect choice for replacing blown, aging, or damaged original-equipment speakers in your car or truck. Features a dual cone design for durability and wide range audio reproduction.
GRS' 3-1/2" round automotive speaker is a perfect choice for replacing blown, aging, or damaged original-equipment speakers in your car or truck. Features a dual cone design for durability and wide range audio reproduction.
The GRS 3FR-4 3" driver makes a great economical replacement full-range speaker for devices like multimedia speakers, table radios, and home theater soundbar systems. It’s also an excellent choice for new designs. 4 ohm impedance.
The GRS 4FR-8 is perfect for compact designs that require wide-bandwidth, high-sensitivity performance at an economical price. It’s also a drop-in replacement for other popular 4-1/2" full-range drivers.
The GRS 8FR-8 full-range 8" speaker is engineered to withstand rigorous commercial use, but will also deliver great results when used in point-source hi-fi applications.
The GRS 8PR-8 8" woofer features a polypropylene cone and a rubber surround. It performs admirably in sealed-box speaker applications.
GRS 10PF-8 10" paper cone woofers are ideal replacement speakers for use in sealed-box loudspeaker systems in almost any application.
