Water Proof Receiver Box An excellent way to protect your radios receiver. Small, light weight, space saver. Comes with water proof grease but I would use silicone for a perfect seal. Only $11.60 and worth every penny.
Futaba 3PRKA 3Ch 2.4GHz FHSS Tx and R203GF Rx 3-Channel computer radio system with the R203GF 3-channel receiver.
FEATURES:
FHSS (Frequency Hopping Spread Spectrum)
Ideal upgrade for radios found in RTR vehicles
Throttle and steering trim and reverse
Steering dual rate dial
Throttle end point adjustment
Channel three switch
Throttle fail safe
70/30 throttle mode $69.99

Futaba R203GF 3-Channel 2.4GHz FHSS Receiver High Voltage Surface Receiver.
FEATURES:
S-FHSS/FHSS auto detection
Normal and high-speed mode. Normal mode has a frame rate output of 13.63ms and accepts any type of servos or peripherals, high-speed mode, with an output of 6.8ms, accepts digital servos including the BLS series and most peripheral equipment such as brushless ESCs
One year limited warranty through Hobby Services beginning at date of
purchase. $39.99
Futaba R603GF 2.4GHz Receiver 3 channel for the 2PL radio.

FlySky FS-GT3B Digital 3ch 2.4ghz LCD Transmitter and Receiver w/ 10 Model Memory $50.00

Features: 10 Model Memory, Servos NOR/REV, Steering Trim, Throttle Trim, Dual Rate, End Point, ABS Settings,
EXP Settings, Trainer Port for VCR, CE and FCC certified.
Specs: 3 Channels, RF range 2.40-2.48GHz, Bandwidth 500Hz, Band 160, RF power less than 20DB,
2.4G system AFHDS, Code type GFSK, Sensitivity 1024, Low voltage warning less than 9V,
DSC port 3.5mm:output:PPM, ST range 90, Charger port, Power 12V DC, Weight 328g, ANT length 26mm.
FlySky FS-GTR 3 Channel 2.4ghz Receiver $12.00

FlySky FS-GT2 2.4GHZ 2 Channel Transmitter w/ 3ch Receiver $30.00
The most affordable radio and receiver set on the market.
Tactic 2.4GHz Radio 2 channel pistol system. Unmatched in simplicity, dependability and affordability. Get an extra receiver or two and leave all the other radios at home.
Traxxas TQ 2.4GHz High Output Radio System 4 Channel
DSSS (Direct Sequence Spread-Spectrum) 2.4GHz technology
Channel 3 toggle switch and three position channel 4 switch for full
compatibility with Traxxas models equipped with reversing
transmissions and T-lock differentials
Traxxas Link automatic model recognition software stores up to 20
previously bound receivers and recalls all settings when specific
receiver is switched on-no juggling of transmitters or scrolling
through menus
searching for model names
Five channel receiver with two steering outputs for dual servo
systems
Multi-function knob can be programmed to control steering exponential
steering and braking dual rate and
throttle trim
Two button "menu" and "set" interface
Steering and throttle end point adjustment, servo reversing and sub
trim adjustment
13ms frame rate and 4-17ms latency for instant steering and
throttle response and precise, smooth control
Thirty day limited warranty through manufacturer beginning at date of
purchase. $103.00
Receiver Micro TQ 2.4GHz 5 Channel $39.00