Amazon.com: Audiovox XM XMSP Terk Single to Dual Antenna Input Splitter - Black : Everything Else
Shakespeare SRS-3-Kit Two Way Signal Splitter for Sirius Satellite Radio Antenna - Max Marine Electronics
Amazon.com: Maestro Acc-SAT-TO2 Sat Radio and GPS Antenna adaptors for TO2 Vehicles : Electronics
Sirius XM Radio Antenna Phase Combiner - Walmart.com
iDatalink ACC-SAT-TO1 sTO1 Satellite radio antenna adapter: connect the factory satellite radio antenna to a SiriusXM tuner in select Toyota models at Crutchfield